← #11786877
Subgroups — #11786877
Order 1152.
447 conjugacy classes of subgroups.
The subgroup lattice has 330 nodes — too large to display as a diagram.
Conjugacy classes of subgroups
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|
| 1 | C2×C4×Dic18 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C2×#63378 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C2×#63376 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | C2×#63376 | C2 | 1 | 1 | yes | maximal, characteristic |
| 5 | #10588608 | C2 | 1 | 1 | yes | maximal, characteristic |
| 6 | C9×#336 | C2 | 1 | 1 | yes | maximal, characteristic |
| 7 | #10588229 | C2 | 1 | 1 | yes | maximal, characteristic |
| 8 | #68683 | — | 3 | 1 | no | maximal |
| 9 | C22×Dic18 | C22 | 1 | 1 | yes | characteristic |
| 10 | C22×C8×C9 | C22 | 1 | 1 | yes | characteristic |
| 11 | C22×C8×C9 | C22 | 1 | 1 | yes | characteristic |
| 12 | C2×C42×C9 | C22 | 1 | 1 | yes | characteristic |
| 13 | C2×C4⋊Dic9 | C22 | 1 | 1 | yes | characteristic |
| 14 | C2×C4⋊Dic9 | C22 | 1 | 1 | yes | characteristic |
| 15 | C2×C4⋊Dic9 | C22 | 1 | 1 | yes | characteristic |
| 16 | C2×Dic9⋊C4 | — | 2 | 1 | no | — |
| 17 | C2×Dic9⋊C4 | — | 2 | 1 | no | — |
| 18 | C2×C4×Dic9 | — | 2 | 1 | no | — |
| 19 | C4×Dic18 | — | 2 | 2 | no | — |
| 20 | C4×Dic18 | — | 2 | 2 | no | — |
| 21 | C9⋊#95 | — | 2 | 1 | no | — |
| 22 | #63378 | — | 2 | 2 | no | — |
| 23 | #63376 | — | 2 | 2 | no | — |
| 24 | #63376 | C4 | 1 | 4 | yes | complemented |
| 25 | C2×C4×Dic6 | — | 3 | 1 | no | — |
| 26 | C2×#818 | — | 3 | 1 | no | — |
| 27 | C2×#816 | — | 3 | 1 | no | — |
| 28 | C2×#816 | — | 3 | 1 | no | — |
| 29 | #4928 | — | 3 | 1 | no | — |
| 30 | C3×#336 | D3 | 1 | 1 | yes | characteristic |
| 31 | #4551 | — | 3 | 1 | no | — |
| 32 | C22×C4×C9 | D4 | 1 | 1 | yes | characteristic |
| 33 | C22×C4×C9 | D4 | 1 | 1 | yes | characteristic |
| 34 | C22×C4×C9 | C23 | 1 | 1 | yes | characteristic |
| 35 | C22×Dic9 | — | 2 | 1 | no | — |
| 36 | C22×Dic9 | — | 2 | 1 | no | — |
| 37 | C22×Dic9 | — | 2 | 1 | no | — |
| 38 | C22×Dic9 | — | 2 | 1 | no | — |
| 39 | C2×Dic18 | — | 2 | 1 | no | — |
| 40 | C2×Dic18 | — | 2 | 1 | no | — |
| 41 | C2×Dic18 | — | 2 | 1 | no | — |
| 42 | C2×Dic18 | C2×C4 | 1 | 2 | yes | — |
| 43 | C2×Dic18 | D4 | 1 | 2 | yes | — |
| 44 | C2×Dic18 | Q8 | 1 | 2 | yes | — |
| 45 | C2×C8×C9 | — | 2 | 1 | no | — |
| 46 | C2×C8×C9 | — | 2 | 1 | no | — |
| 47 | C2×C8×C9 | — | 2 | 1 | no | — |
| 48 | C2×C8×C9 | — | 2 | 1 | no | — |
| 49 | C2×C8×C9 | — | 2 | 1 | no | — |
| 50 | C2×C8×C9 | C2×C4 | 1 | 2 | yes | — |
| 51 | C42×C9 | — | 2 | 1 | no | — |
| 52 | C42×C9 | — | 2 | 1 | no | — |
| 53 | C4⋊Dic9 | — | 2 | 1 | no | — |
| 54 | C4⋊Dic9 | — | 2 | 1 | no | — |
| 55 | C4⋊Dic9 | — | 2 | 1 | no | — |
| 56 | C4⋊Dic9 | — | 2 | 1 | no | — |
| 57 | C4⋊Dic9 | C2×C4 | 1 | 2 | yes | — |
| 58 | C4⋊Dic9 | D4 | 1 | 2 | yes | — |
| 59 | Dic9⋊C4 | — | 2 | 4 | no | — |
| 60 | Dic9⋊C4 | — | 4 | 2 | no | — |
| 61 | C4×Dic9 | — | 2 | 4 | no | — |
| 62 | #1863 | — | 9 | 1 | no | Sylow |
| 63 | C22×Dic6 | — | 3 | 1 | no | — |
| 64 | C22×C3×C8 | C2×D3 | 1 | 1 | yes | characteristic |
| 65 | C22×C3×C8 | C2×D3 | 1 | 1 | yes | characteristic |
| 66 | C2×C3×C42 | C2×D3 | 1 | 1 | yes | characteristic |
| 67 | C2×C4⋊Dic3 | — | 3 | 1 | no | — |
| 68 | C2×C4⋊Dic3 | — | 3 | 1 | no | — |
| 69 | C2×C4⋊Dic3 | — | 3 | 1 | no | — |
| 70 | C2×Dic3⋊C4 | — | 6 | 1 | no | — |
| 71 | C2×Dic3⋊C4 | — | 6 | 1 | no | — |
| 72 | C2×C4×Dic3 | — | 6 | 1 | no | — |
| 73 | C4×Dic6 | — | 6 | 2 | no | — |
| 74 | C4×Dic6 | — | 6 | 2 | no | — |
| 75 | C3⋊#95 | — | 6 | 1 | no | — |
| 76 | #818 | — | 6 | 2 | no | — |
| 77 | #816 | — | 3 | 4 | no | — |
| 78 | #816 | — | 6 | 2 | no | — |
| 79 | C23×C9 | C2×D4 | 1 | 1 | yes | characteristic |
| 80 | C2×C4×C9 | — | 2 | 1 | no | — |
| 81 | C2×C4×C9 | — | 2 | 1 | no | — |
| 82 | C2×C4×C9 | — | 2 | 1 | no | — |
| 83 | C2×C4×C9 | — | 2 | 1 | no | — |
| 84 | C2×C4×C9 | — | 2 | 1 | no | — |
| 85 | C2×C4×C9 | Q16 | 1 | 2 | yes | — |
| 86 | C2×C4×C9 | C22×C4 | 1 | 1 | yes | characteristic |
| 87 | C2×C4×C9 | C2×D4 | 1 | 1 | yes | characteristic |
| 88 | C2×C4×C9 | C2×D4 | 1 | 1 | yes | characteristic |
| 89 | C2×C4×C9 | C2×Q8 | 1 | 1 | yes | characteristic |
| 90 | C2×C4×C9 | #41 | 1 | 1 | yes | characteristic |
| 91 | C2×C4×C9 | #41 | 1 | 1 | yes | characteristic |
| 92 | C2×Dic9 | — | 2 | 2 | no | — |
| 93 | C2×Dic9 | — | 2 | 2 | no | — |
| 94 | C2×Dic9 | — | 2 | 2 | no | — |
| 95 | C2×Dic9 | — | 2 | 2 | no | — |
| 96 | C2×Dic9 | — | 2 | 2 | no | — |
| 97 | C2×Dic9 | — | 4 | 1 | no | — |
| 98 | C2×Dic9 | — | 4 | 1 | no | — |
| 99 | C2×Dic9 | — | 4 | 1 | no | — |
| 100 | C2×Dic9 | — | 4 | 1 | no | — |
| 101 | C2×Dic9 | — | 4 | 1 | no | — |
| 102 | C2×Dic9 | — | 4 | 1 | no | — |
| 103 | C2×Dic9 | — | 4 | 1 | no | — |
| 104 | Dic18 | — | 2 | 2 | no | — |
| 105 | Dic18 | — | 2 | 2 | no | — |
| 106 | Dic18 | — | 2 | 2 | no | — |
| 107 | Dic18 | C4⋊C4 | 1 | 4 | yes | complemented |
| 108 | C8×C9 | — | 2 | 2 | no | — |
| 109 | C8×C9 | — | 4 | 1 | no | — |
| 110 | C2×C4×Q8 | — | 9 | 1 | no | — |
| 111 | C2×#107 | — | 9 | 1 | no | — |
| 112 | C2×#103 | — | 9 | 1 | no | — |
| 113 | C2×#103 | — | 9 | 1 | no | — |
| 114 | #389 | — | 9 | 1 | no | — |
| 115 | #340 | — | 9 | 1 | no | — |
| 116 | #336 | D9 | 1 | 1 | yes | characteristic |
| 117 | C22×C3×C4 | D12 | 1 | 1 | yes | characteristic |
| 118 | C22×C3×C4 | D12 | 1 | 1 | yes | characteristic |
| 119 | C22×C3×C4 | C22×D3 | 1 | 1 | yes | characteristic |
| 120 | C22×Dic3 | — | 6 | 1 | no | — |
| 121 | C22×Dic3 | — | 6 | 1 | no | — |
| 122 | C22×Dic3 | — | 6 | 1 | no | — |
| 123 | C22×Dic3 | — | 6 | 1 | no | — |
| 124 | C2×Dic6 | — | 3 | 2 | no | — |
| 125 | C2×Dic6 | — | 3 | 2 | no | — |
| 126 | C2×Dic6 | — | 3 | 2 | no | — |
| 127 | C2×Dic6 | — | 6 | 1 | no | — |
| 128 | C2×Dic6 | — | 6 | 1 | no | — |
| 129 | C2×Dic6 | — | 6 | 1 | no | — |
| 130 | C2×C3×C8 | — | 2 | 1 | no | — |
| 131 | C2×C3×C8 | — | 2 | 1 | no | — |
| 132 | C2×C3×C8 | — | 2 | 1 | no | — |
| 133 | C2×C3×C8 | — | 2 | 1 | no | — |
| 134 | C2×C3×C8 | — | 2 | 1 | no | — |
| 135 | C2×C3×C8 | C4×D3 | 1 | 2 | yes | — |
| 136 | C3×C42 | — | 2 | 1 | no | — |
| 137 | C3×C42 | — | 2 | 1 | no | — |
| 138 | C4⋊Dic3 | — | 3 | 2 | no | — |
| 139 | C4⋊Dic3 | — | 3 | 2 | no | — |
| 140 | C4⋊Dic3 | — | 6 | 1 | no | — |
| 141 | C4⋊Dic3 | — | 6 | 1 | no | — |
| 142 | C4⋊Dic3 | — | 6 | 1 | no | — |
| 143 | C4⋊Dic3 | — | 6 | 1 | no | — |
| 144 | Dic3⋊C4 | — | 6 | 4 | no | — |
| 145 | Dic3⋊C4 | — | 12 | 2 | no | — |
| 146 | C4×Dic3 | — | 6 | 4 | no | — |
| 147 | C22×C9 | C4×D4 | 1 | 1 | yes | characteristic |
| 148 | C22×C9 | #120 | 1 | 1 | yes | characteristic |
| 149 | C22×C9 | C22⋊Q8 | 1 | 1 | yes | characteristic |
| 150 | C22×C9 | C2×Q16 | 1 | 1 | yes | characteristic |
| 151 | C22×C9 | #135 | 1 | 1 | yes | characteristic |
| 152 | C22×C9 | AGL(1,ℤ/8) | 1 | 1 | yes | characteristic |
| 153 | C22×C9 | #137 | 1 | 1 | yes | characteristic |
| 154 | C4×C9 | — | 2 | 2 | no | — |
| 155 | C4×C9 | — | 4 | 1 | no | — |
| 156 | C4×C9 | C2×C4⋊C4 | 1 | 1 | yes | characteristic |
| 157 | C4×C9 | C4×D4 | 1 | 1 | yes | characteristic |
| 158 | C4×C9 | C22⋊Q8 | 1 | 1 | yes | characteristic |
| 159 | C4×C9 | #123 | 1 | 1 | yes | characteristic |
| 160 | Dic9 | — | 2 | 4 | no | — |
| 161 | Dic9 | — | 4 | 2 | no | — |
| 162 | Dic9 | — | 4 | 2 | no | — |
| 163 | Dic9 | — | 8 | 1 | no | — |
| 164 | C22×Q8 | — | 9 | 1 | no | — |
| 165 | C22×C8 | C2×D9 | 1 | 1 | yes | characteristic |
| 166 | C22×C8 | C2×D9 | 1 | 1 | yes | characteristic |
| 167 | C4×Q8 | — | 18 | 2 | no | — |
| 168 | C4×Q8 | — | 18 | 2 | no | — |
| 169 | C2×C4⋊C4 | — | 9 | 1 | no | — |
| 170 | C2×C4⋊C4 | — | 9 | 1 | no | — |
| 171 | C2×C4⋊C4 | — | 9 | 1 | no | — |
| 172 | C2×C4⋊C4 | — | 18 | 1 | no | — |
| 173 | C2×C4⋊C4 | — | 18 | 1 | no | — |
| 174 | C2×C42 | — | 18 | 1 | no | — |
| 175 | C2×C42 | C2×D9 | 1 | 1 | yes | characteristic |
| 176 | #107 | — | 18 | 2 | no | — |
| 177 | #103 | — | 9 | 4 | no | — |
| 178 | #103 | — | 18 | 2 | no | — |
| 179 | #95 | — | 18 | 1 | no | — |
| 180 | C23×C3 | C2×D12 | 1 | 1 | yes | characteristic |
| 181 | C2×C3×C4 | — | 2 | 1 | no | — |
| 182 | C2×C3×C4 | — | 2 | 1 | no | — |
| 183 | C2×C3×C4 | — | 2 | 1 | no | — |
| 184 | C2×C3×C4 | — | 2 | 1 | no | — |
| 185 | C2×C3×C4 | — | 2 | 1 | no | — |
| 186 | C2×C3×C4 | Dic12 | 1 | 2 | yes | — |
| 187 | C2×C3×C4 | C2×C4×D3 | 1 | 1 | yes | characteristic |
| 188 | C2×C3×C4 | #235 | 1 | 1 | yes | characteristic |
| 189 | C2×C3×C4 | D3×D4 | 1 | 1 | yes | characteristic |
| 190 | C2×C3×C4 | D3×D4 | 1 | 1 | yes | characteristic |
| 191 | C2×C3×C4 | #237 | 1 | 1 | yes | characteristic |
| 192 | C2×C3×C4 | D3×Q8 | 1 | 1 | yes | characteristic |
| 193 | C2×Dic3 | — | 6 | 2 | no | — |
| 194 | C2×Dic3 | — | 6 | 2 | no | — |
| 195 | C2×Dic3 | — | 6 | 2 | no | — |
| 196 | C2×Dic3 | — | 6 | 2 | no | — |
| 197 | C2×Dic3 | — | 6 | 2 | no | — |
| 198 | C2×Dic3 | — | 12 | 1 | no | — |
| 199 | C2×Dic3 | — | 12 | 1 | no | — |
| 200 | C2×Dic3 | — | 12 | 1 | no | — |
| 201 | C2×Dic3 | — | 12 | 1 | no | — |
| 202 | C2×Dic3 | — | 12 | 1 | no | — |
| 203 | C2×Dic3 | — | 12 | 1 | no | — |
| 204 | C2×Dic3 | — | 12 | 1 | no | — |
| 205 | Dic6 | — | 3 | 4 | no | — |
| 206 | Dic6 | — | 6 | 2 | no | — |
| 207 | Dic6 | — | 6 | 2 | no | — |
| 208 | Dic6 | — | 6 | 2 | no | — |
| 209 | C3×C8 | — | 2 | 2 | no | — |
| 210 | C3×C8 | — | 4 | 1 | no | — |
| 211 | C2×C9 | #385 | 1 | 1 | yes | characteristic |
| 212 | C2×C9 | C4×Q16 | 1 | 1 | yes | characteristic |
| 213 | C2×C9 | #440 | 1 | 1 | yes | characteristic |
| 214 | C2×C9 | #449 | 1 | 1 | yes | characteristic |
| 215 | C2×C9 | #451 | 1 | 1 | yes | characteristic |
| 216 | C2×C9 | #477 | 1 | 1 | yes | characteristic |
| 217 | C2×C9 | #479 | 1 | 1 | yes | characteristic |
| 218 | C2×Q8 | — | 9 | 2 | no | — |
| 219 | C2×Q8 | — | 9 | 2 | no | — |
| 220 | C2×Q8 | — | 9 | 2 | no | — |
| 221 | C2×Q8 | — | 18 | 1 | no | — |
| 222 | C2×Q8 | — | 18 | 1 | no | — |
| 223 | C2×Q8 | — | 18 | 1 | no | — |
| 224 | C22×C4 | — | 18 | 1 | no | — |
| 225 | C22×C4 | — | 18 | 1 | no | — |
| 226 | C22×C4 | — | 18 | 1 | no | — |
| 227 | C22×C4 | — | 18 | 1 | no | — |
| 228 | C22×C4 | D36 | 1 | 1 | yes | characteristic |
| 229 | C22×C4 | D36 | 1 | 1 | yes | characteristic |
| 230 | C22×C4 | C22×D9 | 1 | 1 | yes | characteristic |
| 231 | C2×C8 | — | 2 | 1 | no | — |
| 232 | C2×C8 | — | 2 | 1 | no | — |
| 233 | C2×C8 | — | 2 | 1 | no | — |
| 234 | C2×C8 | — | 2 | 1 | no | — |
| 235 | C2×C8 | — | 2 | 1 | no | — |
| 236 | C2×C8 | C4×D9 | 1 | 2 | yes | — |
| 237 | C4⋊C4 | — | 9 | 2 | no | — |
| 238 | C4⋊C4 | — | 9 | 2 | no | — |
| 239 | C4⋊C4 | — | 18 | 4 | no | — |
| 240 | C4⋊C4 | — | 18 | 1 | no | — |
| 241 | C4⋊C4 | — | 18 | 1 | no | — |
| 242 | C4⋊C4 | — | 18 | 1 | no | — |
| 243 | C4⋊C4 | — | 18 | 1 | no | — |
| 244 | C4⋊C4 | — | 36 | 2 | no | — |
| 245 | C42 | — | 2 | 1 | no | — |
| 246 | C42 | — | 2 | 1 | no | — |
| 247 | C42 | — | 18 | 4 | no | — |
| 248 | C22×C3 | C4×D12 | 1 | 1 | yes | characteristic |
| 249 | C22×C3 | #882 | 1 | 1 | yes | characteristic |
| 250 | C22×C3 | #897 | 1 | 1 | yes | characteristic |
| 251 | C22×C3 | #904 | 1 | 1 | yes | characteristic |
| 252 | C22×C3 | C2×Dic12 | 1 | 1 | yes | characteristic |
| 253 | C22×C3 | #908 | 1 | 1 | yes | characteristic |
| 254 | C22×C3 | #909 | 1 | 1 | yes | characteristic |
| 255 | C3×C4 | — | 2 | 2 | no | — |
| 256 | C3×C4 | — | 4 | 1 | no | — |
| 257 | C3×C4 | #67⋊C4 | 1 | 1 | yes | characteristic |
| 258 | C3×C4 | #883 | 1 | 1 | yes | characteristic |
| 259 | C3×C4 | D3×C4⋊C4 | 1 | 1 | yes | characteristic |
| 260 | C3×C4 | #896 | 1 | 1 | yes | characteristic |
| 261 | Dic3 | — | 6 | 4 | no | — |
| 262 | Dic3 | — | 12 | 2 | no | — |
| 263 | Dic3 | — | 12 | 2 | no | — |
| 264 | Dic3 | — | 24 | 1 | no | — |
| 265 | C9 | #1863 | 1 | 1 | yes | characteristic, complemented, Sylow |
| 266 | C23 | C2×D36 | 1 | 1 | yes | characteristic |
| 267 | Q8 | — | 9 | 4 | no | — |
| 268 | Q8 | — | 18 | 2 | no | — |
| 269 | Q8 | — | 18 | 2 | no | — |
| 270 | Q8 | — | 18 | 2 | no | — |
| 271 | C2×C4 | — | 2 | 1 | no | — |
| 272 | C2×C4 | — | 2 | 1 | no | — |
| 273 | C2×C4 | — | 2 | 1 | no | — |
| 274 | C2×C4 | — | 2 | 1 | no | — |
| 275 | C2×C4 | — | 2 | 1 | no | — |
| 276 | C2×C4 | — | 18 | 2 | no | — |
| 277 | C2×C4 | — | 18 | 2 | no | — |
| 278 | C2×C4 | — | 18 | 2 | no | — |
| 279 | C2×C4 | — | 18 | 2 | no | — |
| 280 | C2×C4 | — | 18 | 2 | no | — |
| 281 | C2×C4 | — | 36 | 1 | no | — |
| 282 | C2×C4 | — | 36 | 1 | no | — |
| 283 | C2×C4 | — | 36 | 1 | no | — |
| 284 | C2×C4 | — | 36 | 1 | no | — |
| 285 | C2×C4 | — | 36 | 1 | no | — |
| 286 | C2×C4 | — | 36 | 1 | no | — |
| 287 | C2×C4 | — | 36 | 1 | no | — |
| 288 | C2×C4 | Dic36 | 1 | 2 | yes | — |
| 289 | C2×C4 | C2×C4×D9 | 1 | 1 | yes | characteristic |
| 290 | C2×C4 | #3697 | 1 | 1 | yes | characteristic |
| 291 | C2×C4 | D4×D9 | 1 | 1 | yes | characteristic |
| 292 | C2×C4 | D4×D9 | 1 | 1 | yes | characteristic |
| 293 | C2×C4 | #3699 | 1 | 1 | yes | characteristic |
| 294 | C2×C4 | Q8×D9 | 1 | 1 | yes | characteristic |
| 295 | C8 | — | 2 | 2 | no | — |
| 296 | C8 | — | 4 | 1 | no | — |
| 297 | C2×C3 | #4668 | 1 | 1 | yes | characteristic |
| 298 | C2×C3 | C4×Dic12 | 1 | 1 | yes | characteristic |
| 299 | C2×C3 | #4710 | 1 | 1 | yes | characteristic |
| 300 | C2×C3 | #4734 | 1 | 1 | yes | characteristic |
| 301 | C2×C3 | #4739 | 1 | 1 | yes | characteristic |
| 302 | C2×C3 | #4829 | 1 | 1 | yes | characteristic |
| 303 | C2×C3 | #4850 | 1 | 1 | yes | characteristic |
| 304 | C22 | C4×D36 | 1 | 1 | yes | characteristic |
| 305 | C22 | #63444 | 1 | 1 | yes | characteristic |
| 306 | C22 | #63459 | 1 | 1 | yes | characteristic |
| 307 | C22 | C2×Dic36 | 1 | 1 | yes | characteristic |
| 308 | C22 | #63467 | 1 | 1 | yes | characteristic |
| 309 | C22 | #63470 | 1 | 1 | yes | characteristic |
| 310 | C22 | #63471 | 1 | 1 | yes | characteristic |
| 311 | C4 | — | 2 | 2 | no | — |
| 312 | C4 | — | 4 | 1 | no | — |
| 313 | C4 | — | 18 | 4 | no | — |
| 314 | C4 | — | 36 | 2 | no | — |
| 315 | C4 | — | 36 | 2 | no | — |
| 316 | C4 | — | 72 | 1 | no | — |
| 317 | C4 | #611⋊C4 | 1 | 1 | yes | characteristic |
| 318 | C4 | #63445 | 1 | 1 | yes | characteristic |
| 319 | C4 | C4⋊C4×D9 | 1 | 1 | yes | characteristic |
| 320 | C4 | #63458 | 1 | 1 | yes | characteristic |
| 321 | C3 | #68683 | 1 | 1 | yes | characteristic |
| 322 | C2 | #10588348 | 1 | 1 | yes | characteristic |
| 323 | C2 | C4×Dic36 | 1 | 1 | yes | characteristic |
| 324 | C2 | #10588391 | 1 | 1 | yes | characteristic |
| 325 | C2 | #10588405 | 1 | 1 | yes | characteristic |
| 326 | C2 | #10588416 | 1 | 1 | yes | characteristic |
| 327 | C2 | #10588511 | 1 | 1 | yes | characteristic |
| 328 | C2 | #10588514 | 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