| 1 | C2×AGL(1,ℤ/8)×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 2 | C2×#135×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 3 | #550×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 4 | #546×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 5 | #496×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 6 | #468×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 7 | #466×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 8 | #464×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 9 | #459×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 10 | #452×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 11 | #449×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 12 | #449×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 13 | #447×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 14 | #440×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 15 | #435×C251 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 16 | C2×#41×C251 | C22 | 1 | 1 | yes | characteristic |
| 17 | C2×#41×C251 | C22 | 1 | 1 | yes | characteristic |
| 18 | C2×#41×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 19 | C22×D4×C251 | C22 | 1 | 1 | yes | characteristic |
| 20 | AGL(1,ℤ/8)×C251 | — | 2 | 4 | no | — |
| 21 | #135×C251 | — | 2 | 4 | no | — |
| 22 | C2×Q16×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 23 | C2×SD16×C251 | C22 | 1 | 1 | yes | characteristic |
| 24 | C2×SD16×C251 | C22 | 1 | 1 | yes | characteristic |
| 25 | C2×SD16×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 26 | C2×SD16×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 27 | C2×D8×C251 | C22 | 1 | 1 | yes | characteristic |
| 28 | C2×D8×C251 | C22 | 1 | 1 | yes | characteristic |
| 29 | C2×D8×C251 | C22 | 1 | 1 | yes | characteristic |
| 30 | C2×D8×C251 | C22 | 1 | 1 | yes | characteristic |
| 31 | C2×M16×C251 | C22 | 1 | 1 | yes | characteristic |
| 32 | C22×C8×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 33 | #127×C251 | — | 2 | 1 | no | — |
| 34 | #127×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 35 | #124×C251 | C22 | 1 | 1 | yes | characteristic |
| 36 | #123×C251 | — | 2 | 1 | no | — |
| 37 | C22⋊Q8×C251 | C22 | 1 | 1 | yes | characteristic |
| 38 | #121×C251 | — | 2 | 1 | no | — |
| 39 | #121×C251 | — | 2 | 1 | no | — |
| 40 | #121×C251 | — | 2 | 1 | no | — |
| 41 | #121×C251 | C22 | 1 | 1 | yes | characteristic |
| 42 | #121×C251 | C22 | 1 | 1 | yes | characteristic |
| 43 | #121×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 44 | #120×C251 | — | 2 | 1 | no | — |
| 45 | C4×Q8×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 46 | C4×D4×C251 | — | 2 | 1 | no | — |
| 47 | C4×D4×C251 | C22 | 1 | 1 | yes | characteristic |
| 48 | C4×D4×C251 | C22 | 1 | 1 | yes | characteristic |
| 49 | C2×C22⋊C4×C251 | — | 2 | 1 | no | — |
| 50 | #107×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 51 | C4⋊C8×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 52 | #103×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 53 | #103×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 54 | #102×C251 | C22 | 1 | 1 | yes | characteristic |
| 55 | #102×C251 | C22 | 1 | 1 | yes | characteristic |
| 56 | #102×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 57 | #102×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 58 | C22⋊C8×C251 | C22 | 1 | 1 | yes | characteristic |
| 59 | C22⋊C8×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 60 | #97×C251 | C22 | 1 | 1 | yes | characteristic, complemented |
| 61 | C24×C251 | — | 2 | 1 | no | — |
| 62 | #41×C251 | — | 2 | 2 | no | — |
| 63 | #41×C251 | — | 2 | 2 | no | — |
| 64 | #41×C251 | — | 2 | 2 | no | — |
| 65 | #41×C251 | — | 4 | 1 | no | — |
| 66 | #41×C251 | — | 4 | 1 | no | — |
| 67 | #41×C251 | — | 4 | 1 | no | — |
| 68 | C2×Q8×C251 | C23 | 1 | 1 | yes | characteristic |
| 69 | C2×Q8×C251 | C23 | 1 | 1 | yes | characteristic |
| 70 | C2×D4×C251 | — | 2 | 2 | no | — |
| 71 | C2×D4×C251 | — | 2 | 1 | no | — |
| 72 | C2×D4×C251 | — | 2 | 1 | no | — |
| 73 | C2×D4×C251 | — | 2 | 1 | no | — |
| 74 | C2×D4×C251 | — | 2 | 1 | no | — |
| 75 | C2×D4×C251 | — | 2 | 1 | no | — |
| 76 | C2×D4×C251 | — | 2 | 1 | no | — |
| 77 | C2×D4×C251 | — | 2 | 1 | no | — |
| 78 | C2×D4×C251 | — | 2 | 1 | no | — |
| 79 | C2×D4×C251 | — | 2 | 1 | no | — |
| 80 | C2×D4×C251 | — | 4 | 1 | no | — |
| 81 | C2×D4×C251 | D4 | 1 | 1 | yes | characteristic |
| 82 | C2×D4×C251 | C23 | 1 | 1 | yes | characteristic |
| 83 | C2×D4×C251 | C23 | 1 | 1 | yes | characteristic |
| 84 | C2×D4×C251 | C23 | 1 | 1 | yes | characteristic |
| 85 | C2×D4×C251 | C23 | 1 | 1 | yes | characteristic |
| 86 | C22×C4×C251 | — | 2 | 1 | no | — |
| 87 | C22×C4×C251 | — | 2 | 1 | no | — |
| 88 | C22×C4×C251 | — | 2 | 1 | no | — |
| 89 | C22×C4×C251 | — | 2 | 1 | no | — |
| 90 | C22×C4×C251 | C23 | 1 | 1 | yes | characteristic |
| 91 | C22×C4×C251 | C23 | 1 | 1 | yes | characteristic |
| 92 | Q16×C251 | — | 2 | 2 | no | — |
| 93 | SD16×C251 | — | 2 | 2 | no | — |
| 94 | SD16×C251 | — | 2 | 2 | no | — |
| 95 | SD16×C251 | — | 4 | 1 | no | — |
| 96 | SD16×C251 | D4 | 1 | 4 | yes | complemented |
| 97 | D8×C251 | — | 2 | 2 | no | — |
| 98 | D8×C251 | — | 2 | 2 | no | — |
| 99 | D8×C251 | — | 2 | 2 | no | — |
| 100 | D8×C251 | — | 4 | 1 | no | — |
| 101 | M16×C251 | — | 2 | 2 | no | — |
| 102 | C2×C8×C251 | — | 2 | 2 | no | — |
| 103 | C2×C8×C251 | C23 | 1 | 1 | yes | characteristic |
| 104 | C2×C8×C251 | C23 | 1 | 1 | yes | characteristic |
| 105 | C2×C8×C251 | C23 | 1 | 1 | yes | characteristic |
| 106 | C2×C8×C251 | C23 | 1 | 1 | yes | characteristic |
| 107 | C4⋊C4×C251 | — | 2 | 1 | no | — |
| 108 | C4⋊C4×C251 | — | 2 | 1 | no | — |
| 109 | C4⋊C4×C251 | D4 | 1 | 1 | yes | characteristic |
| 110 | C4⋊C4×C251 | C23 | 1 | 1 | yes | characteristic |
| 111 | C4⋊C4×C251 | C23 | 1 | 1 | yes | characteristic |
| 112 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 113 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 114 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 115 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 116 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 117 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 118 | C22⋊C4×C251 | — | 2 | 1 | no | — |
| 119 | C22⋊C4×C251 | D4 | 1 | 1 | yes | characteristic |
| 120 | C22⋊C4×C251 | D4 | 1 | 1 | yes | characteristic |
| 121 | C42×C251 | — | 2 | 1 | no | — |
| 122 | C42×C251 | C23 | 1 | 1 | yes | characteristic |
| 123 | C23×C251 | — | 2 | 1 | no | — |
| 124 | C23×C251 | — | 2 | 1 | no | — |
| 125 | C23×C251 | — | 2 | 1 | no | — |
| 126 | C23×C251 | — | 2 | 1 | no | — |
| 127 | C23×C251 | — | 4 | 2 | no | — |
| 128 | C23×C251 | — | 4 | 2 | no | — |
| 129 | C23×C251 | — | 8 | 1 | no | — |
| 130 | C23×C251 | C2×D4 | 1 | 1 | yes | characteristic |
| 131 | C23×C251 | C2×D4 | 1 | 1 | yes | characteristic |
| 132 | Q8×C251 | — | 2 | 1 | no | — |
| 133 | Q8×C251 | — | 2 | 1 | no | — |
| 134 | Q8×C251 | — | 2 | 1 | no | — |
| 135 | Q8×C251 | C2×D4 | 1 | 2 | yes | — |
| 136 | D4×C251 | — | 2 | 1 | no | — |
| 137 | D4×C251 | — | 2 | 1 | no | — |
| 138 | D4×C251 | — | 2 | 1 | no | — |
| 139 | D4×C251 | — | 2 | 1 | no | — |
| 140 | D4×C251 | — | 2 | 1 | no | — |
| 141 | D4×C251 | — | 2 | 1 | no | — |
| 142 | D4×C251 | — | 2 | 1 | no | — |
| 143 | D4×C251 | — | 4 | 1 | no | — |
| 144 | D4×C251 | — | 4 | 2 | no | — |
| 145 | D4×C251 | — | 4 | 2 | no | — |
| 146 | D4×C251 | — | 4 | 2 | no | — |
| 147 | D4×C251 | — | 4 | 2 | no | — |
| 148 | D4×C251 | — | 4 | 2 | no | — |
| 149 | D4×C251 | — | 8 | 1 | no | — |
| 150 | D4×C251 | — | 8 | 1 | no | — |
| 151 | D4×C251 | — | 8 | 1 | no | — |
| 152 | D4×C251 | — | 8 | 1 | no | — |
| 153 | D4×C251 | C2×D4 | 1 | 2 | yes | — |
| 154 | C2×C4×C251 | — | 2 | 1 | no | — |
| 155 | C2×C4×C251 | — | 2 | 1 | no | — |
| 156 | C2×C4×C251 | — | 2 | 1 | no | — |
| 157 | C2×C4×C251 | — | 2 | 1 | no | — |
| 158 | C2×C4×C251 | — | 2 | 1 | no | — |
| 159 | C2×C4×C251 | — | 2 | 1 | no | — |
| 160 | C2×C4×C251 | — | 2 | 1 | no | — |
| 161 | C2×C4×C251 | — | 2 | 1 | no | — |
| 162 | C2×C4×C251 | — | 4 | 2 | no | — |
| 163 | C2×C4×C251 | — | 4 | 2 | no | — |
| 164 | C2×C4×C251 | — | 4 | 2 | no | — |
| 165 | C2×C4×C251 | — | 8 | 1 | no | — |
| 166 | C2×C4×C251 | C2×D4 | 1 | 1 | yes | characteristic |
| 167 | C2×C4×C251 | C2×D4 | 1 | 1 | yes | characteristic |
| 168 | C2×C4×C251 | C2×D4 | 1 | 1 | yes | characteristic |
| 169 | C2×C4×C251 | C2×D4 | 1 | 1 | yes | characteristic |
| 170 | C2×C4×C251 | C24 | 1 | 1 | yes | characteristic |
| 171 | C8×C251 | — | 2 | 1 | no | — |
| 172 | C8×C251 | — | 2 | 1 | no | — |
| 173 | C8×C251 | — | 2 | 1 | no | — |
| 174 | C8×C251 | C2×D4 | 1 | 2 | yes | — |
| 175 | C22×C251 | — | 2 | 1 | no | — |
| 176 | C22×C251 | — | 2 | 1 | no | — |
| 177 | C22×C251 | — | 2 | 2 | no | — |
| 178 | C22×C251 | — | 2 | 1 | no | — |
| 179 | C22×C251 | — | 2 | 1 | no | — |
| 180 | C22×C251 | — | 2 | 1 | no | — |
| 181 | C22×C251 | — | 2 | 1 | no | — |
| 182 | C22×C251 | — | 4 | 1 | no | — |
| 183 | C22×C251 | — | 4 | 1 | no | — |
| 184 | C22×C251 | — | 4 | 1 | no | — |
| 185 | C22×C251 | — | 4 | 1 | no | — |
| 186 | C22×C251 | — | 4 | 1 | no | — |
| 187 | C22×C251 | — | 4 | 1 | no | — |
| 188 | C22×C251 | — | 4 | 1 | no | — |
| 189 | C22×C251 | — | 4 | 1 | no | — |
| 190 | C22×C251 | — | 4 | 1 | no | — |
| 191 | C22×C251 | — | 4 | 1 | no | — |
| 192 | C22×C251 | — | 4 | 1 | no | — |
| 193 | C22×C251 | — | 8 | 4 | no | — |
| 194 | C22×C251 | C22×D4 | 1 | 1 | yes | characteristic |
| 195 | C4×C251 | — | 2 | 1 | no | — |
| 196 | C4×C251 | — | 2 | 1 | no | — |
| 197 | C4×C251 | — | 2 | 2 | no | — |
| 198 | C4×C251 | — | 2 | 1 | no | — |
| 199 | C4×C251 | — | 2 | 1 | no | — |
| 200 | C4×C251 | — | 4 | 1 | no | — |
| 201 | C4×C251 | — | 4 | 1 | no | — |
| 202 | C4×C251 | — | 4 | 1 | no | — |
| 203 | C4×C251 | C22×D4 | 1 | 1 | yes | characteristic |
| 204 | C4×C251 | H(5,𝔽2) | 1 | 1 | yes | characteristic |
| 205 | C2×C251 | — | 4 | 1 | no | — |
| 206 | C2×C251 | — | 4 | 1 | no | — |
| 207 | C2×C251 | — | 4 | 2 | no | — |
| 208 | C2×C251 | — | 8 | 1 | no | — |
| 209 | C2×C251 | — | 8 | 1 | no | — |
| 210 | C2×C251 | — | 8 | 1 | no | — |
| 211 | C2×C251 | D42 | 1 | 1 | yes | characteristic |
| 212 | C2×C251 | #575 | 1 | 1 | yes | characteristic |
| 213 | C2×C251 | #576 | 1 | 1 | yes | characteristic |
| 214 | C251 | #3268 | 1 | 1 | yes | characteristic, direct product factor, Sylow |
| 215 | #3268 | C251 | 1 | 1 | yes | maximal, characteristic, direct product factor, Sylow |
| 216 | C2×AGL(1,ℤ/8) | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 217 | C2×#135 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 218 | #550 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 219 | #546 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 220 | #496 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 221 | #468 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 222 | #466 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 223 | #464 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 224 | #459 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 225 | #452 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 226 | #449 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 227 | #449 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 228 | #447 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 229 | #440 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 230 | #435 | C2×C251 | 1 | 1 | yes | characteristic, complemented |
| 231 | C2×#41 | C22×C251 | 1 | 1 | yes | characteristic |
| 232 | C2×#41 | C22×C251 | 1 | 1 | yes | characteristic |
| 233 | C2×#41 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 234 | C22×D4 | C22×C251 | 1 | 1 | yes | characteristic |
| 235 | AGL(1,ℤ/8) | — | 2 | 4 | no | — |
| 236 | #135 | — | 2 | 4 | no | — |
| 237 | C2×Q16 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 238 | C2×SD16 | C22×C251 | 1 | 1 | yes | characteristic |
| 239 | C2×SD16 | C22×C251 | 1 | 1 | yes | characteristic |
| 240 | C2×SD16 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 241 | C2×SD16 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 242 | C2×D8 | C22×C251 | 1 | 1 | yes | characteristic |
| 243 | C2×D8 | C22×C251 | 1 | 1 | yes | characteristic |
| 244 | C2×D8 | C22×C251 | 1 | 1 | yes | characteristic |
| 245 | C2×D8 | C22×C251 | 1 | 1 | yes | characteristic |
| 246 | C2×M16 | C22×C251 | 1 | 1 | yes | characteristic |
| 247 | C22×C8 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 248 | #127 | — | 2 | 1 | no | — |
| 249 | #127 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 250 | #124 | C22×C251 | 1 | 1 | yes | characteristic |
| 251 | #123 | — | 2 | 1 | no | — |
| 252 | C22⋊Q8 | C22×C251 | 1 | 1 | yes | characteristic |
| 253 | #121 | — | 2 | 1 | no | — |
| 254 | #121 | — | 2 | 1 | no | — |
| 255 | #121 | — | 2 | 1 | no | — |
| 256 | #121 | C22×C251 | 1 | 1 | yes | characteristic |
| 257 | #121 | C22×C251 | 1 | 1 | yes | characteristic |
| 258 | #121 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 259 | #120 | — | 2 | 1 | no | — |
| 260 | C4×Q8 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 261 | C4×D4 | — | 2 | 1 | no | — |
| 262 | C4×D4 | C22×C251 | 1 | 1 | yes | characteristic |
| 263 | C4×D4 | C22×C251 | 1 | 1 | yes | characteristic |
| 264 | C2×C22⋊C4 | — | 2 | 1 | no | — |
| 265 | #107 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 266 | C4⋊C8 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 267 | #103 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 268 | #103 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 269 | #102 | C22×C251 | 1 | 1 | yes | characteristic |
| 270 | #102 | C22×C251 | 1 | 1 | yes | characteristic |
| 271 | #102 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 272 | #102 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 273 | C22⋊C8 | C22×C251 | 1 | 1 | yes | characteristic |
| 274 | C22⋊C8 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 275 | #97 | C22×C251 | 1 | 1 | yes | characteristic, complemented |
| 276 | C24 | — | 2 | 1 | no | — |
| 277 | #41 | — | 2 | 2 | no | — |
| 278 | #41 | — | 2 | 2 | no | — |
| 279 | #41 | — | 2 | 2 | no | — |
| 280 | #41 | — | 4 | 1 | no | — |
| 281 | #41 | — | 4 | 1 | no | — |
| 282 | #41 | — | 4 | 1 | no | — |
| 283 | C2×Q8 | C23×C251 | 1 | 1 | yes | characteristic |
| 284 | C2×Q8 | C23×C251 | 1 | 1 | yes | characteristic |
| 285 | C2×D4 | — | 2 | 2 | no | — |
| 286 | C2×D4 | — | 2 | 1 | no | — |
| 287 | C2×D4 | — | 2 | 1 | no | — |
| 288 | C2×D4 | — | 2 | 1 | no | — |
| 289 | C2×D4 | — | 2 | 1 | no | — |
| 290 | C2×D4 | — | 2 | 1 | no | — |
| 291 | C2×D4 | — | 2 | 1 | no | — |
| 292 | C2×D4 | — | 2 | 1 | no | — |
| 293 | C2×D4 | — | 2 | 1 | no | — |
| 294 | C2×D4 | — | 2 | 1 | no | — |
| 295 | C2×D4 | — | 4 | 1 | no | — |
| 296 | C2×D4 | D4×C251 | 1 | 1 | yes | characteristic |
| 297 | C2×D4 | C23×C251 | 1 | 1 | yes | characteristic |
| 298 | C2×D4 | C23×C251 | 1 | 1 | yes | characteristic |
| 299 | C2×D4 | C23×C251 | 1 | 1 | yes | characteristic |
| 300 | C2×D4 | C23×C251 | 1 | 1 | yes | characteristic |
| 301 | C22×C4 | — | 2 | 1 | no | — |
| 302 | C22×C4 | — | 2 | 1 | no | — |
| 303 | C22×C4 | — | 2 | 1 | no | — |
| 304 | C22×C4 | — | 2 | 1 | no | — |
| 305 | C22×C4 | C23×C251 | 1 | 1 | yes | characteristic |
| 306 | C22×C4 | C23×C251 | 1 | 1 | yes | characteristic |
| 307 | Q16 | — | 2 | 2 | no | — |
| 308 | SD16 | — | 2 | 2 | no | — |
| 309 | SD16 | — | 2 | 2 | no | — |
| 310 | SD16 | — | 4 | 1 | no | — |
| 311 | SD16 | D4×C251 | 1 | 4 | yes | complemented |
| 312 | D8 | — | 2 | 2 | no | — |
| 313 | D8 | — | 2 | 2 | no | — |
| 314 | D8 | — | 2 | 2 | no | — |
| 315 | D8 | — | 4 | 1 | no | — |
| 316 | M16 | — | 2 | 2 | no | — |
| 317 | C2×C8 | — | 2 | 2 | no | — |
| 318 | C2×C8 | C23×C251 | 1 | 1 | yes | characteristic |
| 319 | C2×C8 | C23×C251 | 1 | 1 | yes | characteristic |
| 320 | C2×C8 | C23×C251 | 1 | 1 | yes | characteristic |
| 321 | C2×C8 | C23×C251 | 1 | 1 | yes | characteristic |
| 322 | C4⋊C4 | — | 2 | 1 | no | — |
| 323 | C4⋊C4 | — | 2 | 1 | no | — |
| 324 | C4⋊C4 | D4×C251 | 1 | 1 | yes | characteristic |
| 325 | C4⋊C4 | C23×C251 | 1 | 1 | yes | characteristic |
| 326 | C4⋊C4 | C23×C251 | 1 | 1 | yes | characteristic |
| 327 | C22⋊C4 | — | 2 | 1 | no | — |
| 328 | C22⋊C4 | — | 2 | 1 | no | — |
| 329 | C22⋊C4 | — | 2 | 1 | no | — |
| 330 | C22⋊C4 | — | 2 | 1 | no | — |
| 331 | C22⋊C4 | — | 2 | 1 | no | — |
| 332 | C22⋊C4 | — | 2 | 1 | no | — |
| 333 | C22⋊C4 | — | 2 | 1 | no | — |
| 334 | C22⋊C4 | D4×C251 | 1 | 1 | yes | characteristic |
| 335 | C22⋊C4 | D4×C251 | 1 | 1 | yes | characteristic |
| 336 | C42 | — | 2 | 1 | no | — |
| 337 | C42 | C23×C251 | 1 | 1 | yes | characteristic |
| 338 | C23 | — | 2 | 1 | no | — |
| 339 | C23 | — | 2 | 1 | no | — |
| 340 | C23 | — | 2 | 1 | no | — |
| 341 | C23 | — | 2 | 1 | no | — |
| 342 | C23 | — | 4 | 2 | no | — |
| 343 | C23 | — | 4 | 2 | no | — |
| 344 | C23 | — | 8 | 1 | no | — |
| 345 | C23 | C2×D4×C251 | 1 | 1 | yes | characteristic |
| 346 | C23 | C2×D4×C251 | 1 | 1 | yes | characteristic |
| 347 | Q8 | — | 2 | 1 | no | — |
| 348 | Q8 | — | 2 | 1 | no | — |
| 349 | Q8 | — | 2 | 1 | no | — |
| 350 | Q8 | C2×D4×C251 | 1 | 2 | yes | — |
| 351 | D4 | — | 2 | 1 | no | — |
| 352 | D4 | — | 2 | 1 | no | — |
| 353 | D4 | — | 2 | 1 | no | — |
| 354 | D4 | — | 2 | 1 | no | — |
| 355 | D4 | — | 2 | 1 | no | — |
| 356 | D4 | — | 2 | 1 | no | — |
| 357 | D4 | — | 2 | 1 | no | — |
| 358 | D4 | — | 4 | 1 | no | — |
| 359 | D4 | — | 4 | 2 | no | — |
| 360 | D4 | — | 4 | 2 | no | — |
| 361 | D4 | — | 4 | 2 | no | — |
| 362 | D4 | — | 4 | 2 | no | — |
| 363 | D4 | — | 4 | 2 | no | — |
| 364 | D4 | — | 8 | 1 | no | — |
| 365 | D4 | — | 8 | 1 | no | — |
| 366 | D4 | — | 8 | 1 | no | — |
| 367 | D4 | — | 8 | 1 | no | — |
| 368 | D4 | C2×D4×C251 | 1 | 2 | yes | — |
| 369 | C2×C4 | — | 2 | 1 | no | — |
| 370 | C2×C4 | — | 2 | 1 | no | — |
| 371 | C2×C4 | — | 2 | 1 | no | — |
| 372 | C2×C4 | — | 2 | 1 | no | — |
| 373 | C2×C4 | — | 2 | 1 | no | — |
| 374 | C2×C4 | — | 2 | 1 | no | — |
| 375 | C2×C4 | — | 2 | 1 | no | — |
| 376 | C2×C4 | — | 2 | 1 | no | — |
| 377 | C2×C4 | — | 4 | 2 | no | — |
| 378 | C2×C4 | — | 4 | 2 | no | — |
| 379 | C2×C4 | — | 4 | 2 | no | — |
| 380 | C2×C4 | — | 8 | 1 | no | — |
| 381 | C2×C4 | C2×D4×C251 | 1 | 1 | yes | characteristic |
| 382 | C2×C4 | C2×D4×C251 | 1 | 1 | yes | characteristic |
| 383 | C2×C4 | C2×D4×C251 | 1 | 1 | yes | characteristic |
| 384 | C2×C4 | C2×D4×C251 | 1 | 1 | yes | characteristic |
| 385 | C2×C4 | C24×C251 | 1 | 1 | yes | characteristic |
| 386 | C8 | — | 2 | 1 | no | — |
| 387 | C8 | — | 2 | 1 | no | — |
| 388 | C8 | — | 2 | 1 | no | — |
| 389 | C8 | C2×D4×C251 | 1 | 2 | yes | — |
| 390 | C22 | — | 2 | 1 | no | — |
| 391 | C22 | — | 2 | 1 | no | — |
| 392 | C22 | — | 2 | 2 | no | — |
| 393 | C22 | — | 2 | 1 | no | — |
| 394 | C22 | — | 2 | 1 | no | — |
| 395 | C22 | — | 2 | 1 | no | — |
| 396 | C22 | — | 2 | 1 | no | — |
| 397 | C22 | — | 4 | 1 | no | — |
| 398 | C22 | — | 4 | 1 | no | — |
| 399 | C22 | — | 4 | 1 | no | — |
| 400 | C22 | — | 4 | 1 | no | — |
| 401 | C22 | — | 4 | 1 | no | — |
| 402 | C22 | — | 4 | 1 | no | — |
| 403 | C22 | — | 4 | 1 | no | — |
| 404 | C22 | — | 4 | 1 | no | — |
| 405 | C22 | — | 4 | 1 | no | — |
| 406 | C22 | — | 4 | 1 | no | — |
| 407 | C22 | — | 4 | 1 | no | — |
| 408 | C22 | — | 8 | 4 | no | — |
| 409 | C22 | C22×D4×C251 | 1 | 1 | yes | characteristic |
| 410 | C4 | — | 2 | 1 | no | — |
| 411 | C4 | — | 2 | 1 | no | — |
| 412 | C4 | — | 2 | 2 | no | — |
| 413 | C4 | — | 2 | 1 | no | — |
| 414 | C4 | — | 2 | 1 | no | — |
| 415 | C4 | — | 4 | 1 | no | — |
| 416 | C4 | — | 4 | 1 | no | — |
| 417 | C4 | — | 4 | 1 | no | — |
| 418 | C4 | C22×D4×C251 | 1 | 1 | yes | characteristic |
| 419 | C4 | H(5,𝔽2)×C251 | 1 | 1 | yes | characteristic |
| 420 | C2 | — | 4 | 1 | no | — |
| 421 | C2 | — | 4 | 1 | no | — |
| 422 | C2 | — | 4 | 2 | no | — |
| 423 | C2 | — | 8 | 1 | no | — |
| 424 | C2 | — | 8 | 1 | no | — |
| 425 | C2 | — | 8 | 1 | no | — |
| 426 | C2 | D42×C251 | 1 | 1 | yes | characteristic |
| 427 | C2 | #575×C251 | 1 | 1 | yes | characteristic |
| 428 | C2 | #576×C251 | 1 | 1 | yes | characteristic |
Finite Group Databasebeta