← C19×#9268 #18015227
Subgroups — C19×#9268 #18015227
Order 4864.
424 conjugacy classes of subgroups.
The subgroup lattice has 328 nodes — too large to display as a diagram.
Conjugacy classes of subgroups
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|
| 1 | C19×#3209 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C19×#2962 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C19×#1997 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | C19×#1550 | C2 | 1 | 1 | yes | maximal, characteristic |
| 5 | C2×C19×#333 | C2 | 1 | 1 | yes | maximal, characteristic |
| 6 | C19×#1301 | C2 | 1 | 1 | yes | maximal, characteristic |
| 7 | C19×#1283 | C2 | 1 | 1 | yes | maximal, characteristic |
| 8 | C19×#533 | C22 | 1 | 1 | yes | characteristic |
| 9 | C2×C19×C4⋊Q8 | C22 | 1 | 1 | yes | characteristic |
| 10 | C19×#494 | — | 2 | 1 | no | — |
| 11 | C19×#487 | — | 2 | 1 | no | — |
| 12 | C19×#462 | — | 2 | 2 | no | — |
| 13 | C19×#451 | C4 | 1 | 4 | yes | — |
| 14 | C19×#446 | — | 2 | 1 | no | — |
| 15 | C19×#446 | — | 2 | 2 | no | — |
| 16 | C8×Q8×C19 | — | 2 | 1 | no | — |
| 17 | C19×#431 | C22 | 1 | 1 | yes | characteristic |
| 18 | C19×#424 | — | 2 | 1 | no | — |
| 19 | C19×#423 | C22 | 1 | 1 | yes | characteristic |
| 20 | C2×C19×C4⋊C8 | C22 | 1 | 1 | yes | characteristic |
| 21 | C2×C19×C4⋊C8 | C22 | 1 | 1 | yes | characteristic |
| 22 | C19×#405 | — | 2 | 1 | no | — |
| 23 | C4×M16×C19 | C22 | 1 | 1 | yes | characteristic |
| 24 | C19×#343 | — | 2 | 1 | no | — |
| 25 | C19×#343 | — | 2 | 1 | no | — |
| 26 | C19×#333 | — | 2 | 1 | no | — |
| 27 | C19×#333 | — | 2 | 1 | no | — |
| 28 | C19×#333 | — | 2 | 1 | no | — |
| 29 | C19×#332 | — | 2 | 1 | no | — |
| 30 | C22×Q8×C19 | C2×C4 | 1 | 2 | yes | — |
| 31 | C2×Q16×C19 | — | 2 | 4 | no | — |
| 32 | C2×M16×C19 | — | 2 | 1 | no | — |
| 33 | C2×M16×C19 | D4 | 1 | 1 | yes | characteristic |
| 34 | C2×M16×C19 | D4 | 1 | 1 | yes | characteristic |
| 35 | C22×C8×C19 | — | 2 | 1 | no | — |
| 36 | C22×C8×C19 | — | 2 | 1 | no | — |
| 37 | C19×C4⋊Q8 | — | 2 | 1 | no | — |
| 38 | C19×C4⋊Q8 | — | 2 | 1 | no | — |
| 39 | C19×C4⋊Q8 | — | 2 | 1 | no | — |
| 40 | C19×C4⋊Q8 | — | 2 | 1 | no | — |
| 41 | C19×C4⋊Q8 | D4 | 1 | 1 | yes | characteristic |
| 42 | C19×C4⋊Q8 | D4 | 1 | 1 | yes | characteristic |
| 43 | C19×#125 | — | 2 | 1 | no | — |
| 44 | C19×C22⋊Q8 | — | 2 | 1 | no | — |
| 45 | C19×C22⋊Q8 | C2×C4 | 1 | 2 | yes | — |
| 46 | C4×Q8×C19 | — | 2 | 1 | no | — |
| 47 | C4×Q8×C19 | D4 | 1 | 2 | yes | — |
| 48 | C19×#117 | — | 2 | 1 | no | — |
| 49 | C2×C4⋊C4×C19 | — | 2 | 1 | no | — |
| 50 | C2×C4⋊C4×C19 | — | 2 | 1 | no | — |
| 51 | C2×C42×C19 | C23 | 1 | 1 | yes | characteristic |
| 52 | C19×C4⋊C8 | — | 2 | 2 | no | — |
| 53 | C19×C4⋊C8 | — | 2 | 2 | no | — |
| 54 | C19×C4⋊C8 | — | 2 | 1 | no | — |
| 55 | C19×C4⋊C8 | — | 2 | 1 | no | — |
| 56 | C19×C4⋊C8 | — | 2 | 1 | no | — |
| 57 | C19×C4⋊C8 | — | 2 | 1 | no | — |
| 58 | C19×C4⋊C8 | — | 2 | 1 | no | — |
| 59 | C19×C4⋊C8 | — | 2 | 1 | no | — |
| 60 | C19×C4⋊C8 | D4 | 1 | 1 | yes | characteristic |
| 61 | C19×C4⋊C8 | D4 | 1 | 1 | yes | characteristic |
| 62 | C19×#103 | — | 2 | 4 | no | — |
| 63 | C19×C22⋊C8 | C2×C4 | 1 | 2 | yes | — |
| 64 | C19×#97 | — | 2 | 2 | no | — |
| 65 | C19×#97 | — | 2 | 1 | no | — |
| 66 | C4×C8×C19 | — | 2 | 2 | no | — |
| 67 | C4×C8×C19 | — | 2 | 1 | no | — |
| 68 | C4×C8×C19 | — | 2 | 1 | no | — |
| 69 | C2×Q8×C19 | — | 2 | 1 | no | — |
| 70 | C2×Q8×C19 | — | 2 | 2 | no | — |
| 71 | C2×Q8×C19 | — | 2 | 2 | no | — |
| 72 | C2×Q8×C19 | — | 8 | 2 | no | — |
| 73 | C2×Q8×C19 | C22⋊C4 | 1 | 2 | yes | — |
| 74 | C22×C4×C19 | — | 2 | 2 | no | — |
| 75 | C22×C4×C19 | C22×C4 | 1 | 1 | yes | characteristic |
| 76 | C22×C4×C19 | C2×D4 | 1 | 1 | yes | characteristic |
| 77 | C22×C4×C19 | #41 | 1 | 1 | yes | characteristic |
| 78 | Q16×C19 | — | 8 | 4 | no | — |
| 79 | M16×C19 | — | 2 | 1 | no | — |
| 80 | M16×C19 | — | 2 | 1 | no | — |
| 81 | M16×C19 | — | 2 | 1 | no | — |
| 82 | M16×C19 | — | 4 | 1 | no | — |
| 83 | M16×C19 | — | 4 | 1 | no | — |
| 84 | M16×C19 | Q16 | 1 | 2 | yes | complemented |
| 85 | C2×C8×C19 | — | 2 | 1 | no | — |
| 86 | C2×C8×C19 | — | 2 | 2 | no | — |
| 87 | C2×C8×C19 | — | 2 | 1 | no | — |
| 88 | C2×C8×C19 | — | 2 | 1 | no | — |
| 89 | C2×C8×C19 | — | 2 | 1 | no | — |
| 90 | C2×C8×C19 | — | 4 | 1 | no | — |
| 91 | C2×C8×C19 | — | 4 | 1 | no | — |
| 92 | C2×C8×C19 | — | 4 | 1 | no | — |
| 93 | C2×C8×C19 | — | 4 | 1 | no | — |
| 94 | C2×C8×C19 | — | 8 | 1 | no | — |
| 95 | C4⋊C4×C19 | — | 2 | 2 | no | — |
| 96 | C4⋊C4×C19 | — | 2 | 1 | no | — |
| 97 | C4⋊C4×C19 | — | 2 | 1 | no | — |
| 98 | C4⋊C4×C19 | — | 2 | 1 | no | — |
| 99 | C4⋊C4×C19 | — | 2 | 2 | no | — |
| 100 | C4⋊C4×C19 | — | 4 | 1 | no | — |
| 101 | C4⋊C4×C19 | — | 4 | 1 | no | — |
| 102 | C4⋊C4×C19 | — | 4 | 1 | no | — |
| 103 | C4⋊C4×C19 | — | 4 | 1 | no | — |
| 104 | C4⋊C4×C19 | C22⋊C4 | 1 | 2 | yes | — |
| 105 | C22⋊C4×C19 | — | 2 | 2 | no | — |
| 106 | C42×C19 | — | 2 | 2 | no | — |
| 107 | C42×C19 | C2×D4 | 1 | 1 | yes | characteristic |
| 108 | C42×C19 | C2×D4 | 1 | 1 | yes | characteristic |
| 109 | C42×C19 | C2×D4 | 1 | 1 | yes | characteristic |
| 110 | C42×C19 | #41 | 1 | 1 | yes | characteristic |
| 111 | #9268 | C19 | 1 | 1 | yes | maximal, characteristic, direct product factor, Sylow |
| 112 | C23×C19 | C4×D4 | 1 | 1 | yes | characteristic |
| 113 | Q8×C19 | — | 4 | 2 | no | — |
| 114 | Q8×C19 | — | 4 | 4 | no | — |
| 115 | Q8×C19 | — | 4 | 1 | no | — |
| 116 | Q8×C19 | — | 4 | 1 | no | — |
| 117 | Q8×C19 | — | 8 | 2 | no | — |
| 118 | C2×C4×C19 | — | 2 | 1 | no | — |
| 119 | C2×C4×C19 | — | 2 | 1 | no | — |
| 120 | C2×C4×C19 | — | 2 | 2 | no | — |
| 121 | C2×C4×C19 | — | 2 | 2 | no | — |
| 122 | C2×C4×C19 | — | 4 | 1 | no | — |
| 123 | C2×C4×C19 | — | 4 | 2 | no | — |
| 124 | C2×C4×C19 | — | 8 | 2 | no | — |
| 125 | C2×C4×C19 | C2×C22⋊C4 | 1 | 1 | yes | characteristic |
| 126 | C2×C4×C19 | C4×D4 | 1 | 1 | yes | characteristic |
| 127 | C2×C4×C19 | #120 | 1 | 1 | yes | characteristic |
| 128 | C2×C4×C19 | #121 | 1 | 1 | yes | characteristic |
| 129 | C2×C4×C19 | #121 | 1 | 1 | yes | characteristic |
| 130 | C2×C4×C19 | #123 | 1 | 1 | yes | characteristic |
| 131 | C2×C4×C19 | C2×Q16 | 1 | 1 | yes | characteristic |
| 132 | C2×C4×C19 | #135 | 1 | 1 | yes | characteristic |
| 133 | C2×C4×C19 | #137 | 1 | 1 | yes | characteristic |
| 134 | C2×C4×C19 | #137 | 1 | 1 | yes | characteristic |
| 135 | C8×C19 | — | 2 | 2 | no | — |
| 136 | C8×C19 | — | 4 | 2 | no | — |
| 137 | C8×C19 | — | 4 | 1 | no | — |
| 138 | C8×C19 | — | 4 | 1 | no | — |
| 139 | C8×C19 | — | 4 | 1 | no | — |
| 140 | C8×C19 | — | 8 | 1 | no | — |
| 141 | C8×C19 | — | 8 | 1 | no | — |
| 142 | #3209 | C2×C19 | 1 | 1 | yes | characteristic |
| 143 | #2962 | C2×C19 | 1 | 1 | yes | characteristic |
| 144 | #1997 | C2×C19 | 1 | 1 | yes | characteristic |
| 145 | #1550 | C2×C19 | 1 | 1 | yes | characteristic |
| 146 | C2×#333 | C2×C19 | 1 | 1 | yes | characteristic |
| 147 | #1301 | C2×C19 | 1 | 1 | yes | characteristic |
| 148 | #1283 | C2×C19 | 1 | 1 | yes | characteristic |
| 149 | C22×C19 | — | 2 | 1 | no | — |
| 150 | C22×C19 | — | 2 | 1 | no | — |
| 151 | C22×C19 | #386 | 1 | 1 | yes | characteristic |
| 152 | C22×C19 | C4×Q16 | 1 | 1 | yes | characteristic |
| 153 | C22×C19 | #441 | 1 | 1 | yes | characteristic |
| 154 | C4×C19 | — | 2 | 1 | no | — |
| 155 | C4×C19 | — | 2 | 1 | no | — |
| 156 | C4×C19 | — | 2 | 1 | no | — |
| 157 | C4×C19 | — | 4 | 2 | no | — |
| 158 | C4×C19 | — | 4 | 2 | no | — |
| 159 | C4×C19 | — | 8 | 2 | no | — |
| 160 | C4×C19 | #451 | 1 | 1 | yes | characteristic |
| 161 | C4×C19 | #452 | 1 | 1 | yes | characteristic |
| 162 | C4×C19 | #462 | 1 | 1 | yes | characteristic |
| 163 | C4×C19 | #464 | 1 | 1 | yes | characteristic |
| 164 | C4×C19 | #471 | 1 | 1 | yes | characteristic |
| 165 | C4×C19 | #473 | 1 | 1 | yes | characteristic |
| 166 | #533 | C22×C19 | 1 | 1 | yes | characteristic |
| 167 | C2×C4⋊Q8 | C22×C19 | 1 | 1 | yes | characteristic |
| 168 | #494 | — | 2 | 1 | no | — |
| 169 | #487 | — | 2 | 1 | no | — |
| 170 | #462 | — | 2 | 2 | no | — |
| 171 | #451 | C4×C19 | 1 | 4 | yes | — |
| 172 | #446 | — | 2 | 2 | no | — |
| 173 | #446 | — | 2 | 1 | no | — |
| 174 | C8×Q8 | — | 2 | 1 | no | — |
| 175 | #431 | C22×C19 | 1 | 1 | yes | characteristic |
| 176 | #424 | — | 2 | 1 | no | — |
| 177 | #423 | C22×C19 | 1 | 1 | yes | characteristic |
| 178 | C2×C4⋊C8 | C22×C19 | 1 | 1 | yes | characteristic |
| 179 | C2×C4⋊C8 | C22×C19 | 1 | 1 | yes | characteristic |
| 180 | #405 | — | 2 | 1 | no | — |
| 181 | C4×M16 | C22×C19 | 1 | 1 | yes | characteristic |
| 182 | #343 | — | 2 | 1 | no | — |
| 183 | #343 | — | 2 | 1 | no | — |
| 184 | #333 | — | 2 | 1 | no | — |
| 185 | #333 | — | 2 | 1 | no | — |
| 186 | #333 | — | 2 | 1 | no | — |
| 187 | #332 | — | 2 | 1 | no | — |
| 188 | C2×C19 | — | 2 | 1 | no | — |
| 189 | C2×C19 | — | 2 | 1 | no | — |
| 190 | C2×C19 | #1878 | 1 | 1 | yes | characteristic |
| 191 | C2×C19 | #1908 | 1 | 1 | yes | characteristic |
| 192 | C2×C19 | #1914 | 1 | 1 | yes | characteristic |
| 193 | C22×Q8 | C2×C4×C19 | 1 | 2 | yes | — |
| 194 | C2×Q16 | — | 2 | 4 | no | — |
| 195 | C2×M16 | — | 2 | 1 | no | — |
| 196 | C2×M16 | D4×C19 | 1 | 1 | yes | characteristic |
| 197 | C2×M16 | D4×C19 | 1 | 1 | yes | characteristic |
| 198 | C22×C8 | — | 2 | 1 | no | — |
| 199 | C22×C8 | — | 2 | 1 | no | — |
| 200 | C4⋊Q8 | — | 2 | 1 | no | — |
| 201 | C4⋊Q8 | — | 2 | 1 | no | — |
| 202 | C4⋊Q8 | — | 2 | 1 | no | — |
| 203 | C4⋊Q8 | — | 2 | 1 | no | — |
| 204 | C4⋊Q8 | D4×C19 | 1 | 1 | yes | characteristic |
| 205 | C4⋊Q8 | D4×C19 | 1 | 1 | yes | characteristic |
| 206 | #125 | — | 2 | 1 | no | — |
| 207 | C22⋊Q8 | — | 2 | 1 | no | — |
| 208 | C22⋊Q8 | C2×C4×C19 | 1 | 2 | yes | — |
| 209 | C4×Q8 | — | 2 | 1 | no | — |
| 210 | C4×Q8 | D4×C19 | 1 | 2 | yes | — |
| 211 | #117 | — | 2 | 1 | no | — |
| 212 | C2×C4⋊C4 | — | 2 | 1 | no | — |
| 213 | C2×C4⋊C4 | — | 2 | 1 | no | — |
| 214 | C2×C42 | C23×C19 | 1 | 1 | yes | characteristic |
| 215 | C4⋊C8 | — | 2 | 2 | no | — |
| 216 | C4⋊C8 | — | 2 | 2 | no | — |
| 217 | C4⋊C8 | — | 2 | 1 | no | — |
| 218 | C4⋊C8 | — | 2 | 1 | no | — |
| 219 | C4⋊C8 | — | 2 | 1 | no | — |
| 220 | C4⋊C8 | — | 2 | 1 | no | — |
| 221 | C4⋊C8 | — | 2 | 1 | no | — |
| 222 | C4⋊C8 | — | 2 | 1 | no | — |
| 223 | C4⋊C8 | D4×C19 | 1 | 1 | yes | characteristic |
| 224 | C4⋊C8 | D4×C19 | 1 | 1 | yes | characteristic |
| 225 | #103 | — | 2 | 4 | no | — |
| 226 | C22⋊C8 | C2×C4×C19 | 1 | 2 | yes | — |
| 227 | #97 | — | 2 | 2 | no | — |
| 228 | #97 | — | 2 | 1 | no | — |
| 229 | C4×C8 | — | 2 | 2 | no | — |
| 230 | C4×C8 | — | 2 | 1 | no | — |
| 231 | C4×C8 | — | 2 | 1 | no | — |
| 232 | C19 | #9268 | 1 | 1 | yes | characteristic, direct product factor, Sylow |
| 233 | C2×Q8 | — | 2 | 1 | no | — |
| 234 | C2×Q8 | — | 2 | 2 | no | — |
| 235 | C2×Q8 | — | 2 | 2 | no | — |
| 236 | C2×Q8 | — | 8 | 2 | no | — |
| 237 | C2×Q8 | C22⋊C4×C19 | 1 | 2 | yes | — |
| 238 | C22×C4 | — | 2 | 2 | no | — |
| 239 | C22×C4 | C22×C4×C19 | 1 | 1 | yes | characteristic |
| 240 | C22×C4 | C2×D4×C19 | 1 | 1 | yes | characteristic |
| 241 | C22×C4 | #41×C19 | 1 | 1 | yes | characteristic |
| 242 | Q16 | — | 8 | 4 | no | — |
| 243 | M16 | — | 2 | 1 | no | — |
| 244 | M16 | — | 2 | 1 | no | — |
| 245 | M16 | — | 2 | 1 | no | — |
| 246 | M16 | — | 4 | 1 | no | — |
| 247 | M16 | — | 4 | 1 | no | — |
| 248 | M16 | Q16×C19 | 1 | 2 | yes | complemented |
| 249 | C2×C8 | — | 2 | 1 | no | — |
| 250 | C2×C8 | — | 2 | 2 | no | — |
| 251 | C2×C8 | — | 2 | 1 | no | — |
| 252 | C2×C8 | — | 2 | 1 | no | — |
| 253 | C2×C8 | — | 2 | 1 | no | — |
| 254 | C2×C8 | — | 4 | 1 | no | — |
| 255 | C2×C8 | — | 4 | 1 | no | — |
| 256 | C2×C8 | — | 4 | 1 | no | — |
| 257 | C2×C8 | — | 4 | 1 | no | — |
| 258 | C2×C8 | — | 8 | 1 | no | — |
| 259 | C4⋊C4 | — | 2 | 2 | no | — |
| 260 | C4⋊C4 | — | 2 | 1 | no | — |
| 261 | C4⋊C4 | — | 2 | 1 | no | — |
| 262 | C4⋊C4 | — | 2 | 1 | no | — |
| 263 | C4⋊C4 | — | 2 | 2 | no | — |
| 264 | C4⋊C4 | — | 4 | 1 | no | — |
| 265 | C4⋊C4 | — | 4 | 1 | no | — |
| 266 | C4⋊C4 | — | 4 | 1 | no | — |
| 267 | C4⋊C4 | — | 4 | 1 | no | — |
| 268 | C4⋊C4 | C22⋊C4×C19 | 1 | 2 | yes | — |
| 269 | C22⋊C4 | — | 2 | 2 | no | — |
| 270 | C42 | — | 2 | 2 | no | — |
| 271 | C42 | C2×D4×C19 | 1 | 1 | yes | characteristic |
| 272 | C42 | C2×D4×C19 | 1 | 1 | yes | characteristic |
| 273 | C42 | C2×D4×C19 | 1 | 1 | yes | characteristic |
| 274 | C42 | #41×C19 | 1 | 1 | yes | characteristic |
| 275 | C23 | C4×D4×C19 | 1 | 1 | yes | characteristic |
| 276 | Q8 | — | 4 | 2 | no | — |
| 277 | Q8 | — | 4 | 4 | no | — |
| 278 | Q8 | — | 4 | 1 | no | — |
| 279 | Q8 | — | 4 | 1 | no | — |
| 280 | Q8 | — | 8 | 2 | no | — |
| 281 | C2×C4 | — | 2 | 1 | no | — |
| 282 | C2×C4 | — | 2 | 1 | no | — |
| 283 | C2×C4 | — | 2 | 2 | no | — |
| 284 | C2×C4 | — | 2 | 2 | no | — |
| 285 | C2×C4 | — | 4 | 1 | no | — |
| 286 | C2×C4 | — | 4 | 2 | no | — |
| 287 | C2×C4 | — | 8 | 2 | no | — |
| 288 | C2×C4 | C2×C22⋊C4×C19 | 1 | 1 | yes | characteristic |
| 289 | C2×C4 | C4×D4×C19 | 1 | 1 | yes | characteristic |
| 290 | C2×C4 | C19×#120 | 1 | 1 | yes | characteristic |
| 291 | C2×C4 | C19×#121 | 1 | 1 | yes | characteristic |
| 292 | C2×C4 | C19×#121 | 1 | 1 | yes | characteristic |
| 293 | C2×C4 | C19×#123 | 1 | 1 | yes | characteristic |
| 294 | C2×C4 | C2×Q16×C19 | 1 | 1 | yes | characteristic |
| 295 | C2×C4 | C19×#135 | 1 | 1 | yes | characteristic |
| 296 | C2×C4 | C19×#137 | 1 | 1 | yes | characteristic |
| 297 | C2×C4 | C19×#137 | 1 | 1 | yes | characteristic |
| 298 | C8 | — | 2 | 2 | no | — |
| 299 | C8 | — | 4 | 2 | no | — |
| 300 | C8 | — | 4 | 1 | no | — |
| 301 | C8 | — | 4 | 1 | no | — |
| 302 | C8 | — | 4 | 1 | no | — |
| 303 | C8 | — | 8 | 1 | no | — |
| 304 | C8 | — | 8 | 1 | no | — |
| 305 | C22 | — | 2 | 1 | no | — |
| 306 | C22 | — | 2 | 1 | no | — |
| 307 | C22 | C19×#386 | 1 | 1 | yes | characteristic |
| 308 | C22 | C4×Q16×C19 | 1 | 1 | yes | characteristic |
| 309 | C22 | C19×#441 | 1 | 1 | yes | characteristic |
| 310 | C4 | — | 2 | 1 | no | — |
| 311 | C4 | — | 2 | 1 | no | — |
| 312 | C4 | — | 2 | 1 | no | — |
| 313 | C4 | — | 4 | 2 | no | — |
| 314 | C4 | — | 4 | 2 | no | — |
| 315 | C4 | — | 8 | 2 | no | — |
| 316 | C4 | C19×#451 | 1 | 1 | yes | characteristic |
| 317 | C4 | C19×#452 | 1 | 1 | yes | characteristic |
| 318 | C4 | C19×#462 | 1 | 1 | yes | characteristic |
| 319 | C4 | C19×#464 | 1 | 1 | yes | characteristic |
| 320 | C4 | C19×#471 | 1 | 1 | yes | characteristic |
| 321 | C4 | C19×#473 | 1 | 1 | yes | characteristic |
| 322 | C2 | — | 2 | 1 | no | — |
| 323 | C2 | — | 2 | 1 | no | — |
| 324 | C2 | C19×#1878 | 1 | 1 | yes | characteristic |
| 325 | C2 | C19×#1908 | 1 | 1 | yes | characteristic |
| 326 | C2 | C19×#1914 | 1 | 1 | yes | characteristic |
Complements
Splittings G = N ⋊ H with N normal; H ≅ G/N.
Maximal subgroups
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
Finite Group Databasebeta