← #149176
Subgroups — #149176
Order 512.
428 conjugacy classes of subgroups.
The subgroup lattice has 349 nodes — too large to display as a diagram.
Conjugacy classes of subgroups
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|
| 1 | C2×#1389 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | #12569 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | C2×#1386 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | C2×#1386 | C2 | 1 | 1 | yes | maximal, characteristic |
| 5 | #12547 | C2 | 1 | 1 | yes | maximal, characteristic |
| 6 | #10871 | C2 | 1 | 1 | yes | maximal, characteristic |
| 7 | #10869 | C2 | 1 | 1 | yes | maximal, characteristic |
| 8 | C22×M32 | C22 | 1 | 1 | yes | characteristic |
| 9 | C22×M32 | C22 | 1 | 1 | yes | characteristic |
| 10 | C22×#108 | C22 | 1 | 1 | yes | characteristic |
| 11 | C2×#427 | C22 | 1 | 1 | yes | characteristic |
| 12 | C2×#427 | C22 | 1 | 1 | yes | characteristic |
| 13 | C22×#106 | C22 | 1 | 1 | yes | characteristic |
| 14 | C2×#405 | C22 | 1 | 1 | yes | characteristic |
| 15 | C2×#343 | — | 2 | 1 | no | — |
| 16 | #1740 | — | 2 | 1 | no | — |
| 17 | #1736 | — | 2 | 1 | no | — |
| 18 | #1733 | — | 2 | 1 | no | — |
| 19 | #1389 | — | 2 | 2 | no | — |
| 20 | #1387 | C4 | 1 | 4 | yes | complemented |
| 21 | #1386 | — | 2 | 2 | no | — |
| 22 | #1386 | — | 2 | 2 | no | — |
| 23 | #1375 | — | 2 | 2 | no | — |
| 24 | C22×M16 | — | 2 | 1 | no | — |
| 25 | C22×M16 | D4 | 1 | 1 | yes | characteristic |
| 26 | C23×C8 | C23 | 1 | 1 | yes | characteristic |
| 27 | C2×#117 | — | 2 | 1 | no | — |
| 28 | C2×#117 | — | 2 | 1 | no | — |
| 29 | C2×#117 | D4 | 1 | 1 | yes | characteristic |
| 30 | C22×C4⋊C4 | — | 2 | 1 | no | — |
| 31 | C2×M32 | — | 2 | 1 | no | — |
| 32 | C2×M32 | — | 2 | 1 | no | — |
| 33 | C2×M32 | — | 2 | 1 | no | — |
| 34 | C2×M32 | — | 2 | 1 | no | — |
| 35 | C2×M32 | — | 2 | 1 | no | — |
| 36 | C2×M32 | — | 2 | 1 | no | — |
| 37 | C2×M32 | — | 2 | 1 | no | — |
| 38 | C2×M32 | — | 2 | 1 | no | — |
| 39 | C2×M32 | — | 2 | 1 | no | — |
| 40 | C2×M32 | — | 2 | 1 | no | — |
| 41 | C2×M32 | C2×C4 | 1 | 2 | yes | — |
| 42 | C2×M32 | D4 | 1 | 2 | yes | — |
| 43 | C22×C16 | — | 2 | 1 | no | — |
| 44 | C22×C16 | — | 2 | 1 | no | — |
| 45 | C2×#108 | — | 2 | 1 | no | — |
| 46 | C2×#108 | — | 2 | 1 | no | — |
| 47 | C2×#108 | — | 2 | 1 | no | — |
| 48 | C2×#108 | — | 2 | 1 | no | — |
| 49 | C2×#108 | — | 2 | 1 | no | — |
| 50 | C2×#108 | C2×C4 | 1 | 2 | yes | — |
| 51 | #427 | — | 2 | 1 | no | — |
| 52 | #427 | — | 2 | 1 | no | — |
| 53 | #427 | — | 2 | 1 | no | — |
| 54 | #427 | — | 2 | 1 | no | — |
| 55 | #427 | — | 2 | 1 | no | — |
| 56 | #427 | — | 2 | 1 | no | — |
| 57 | #427 | — | 2 | 1 | no | — |
| 58 | #427 | D4 | 1 | 2 | yes | — |
| 59 | C2×#107 | — | 2 | 1 | no | — |
| 60 | C2×#107 | C2×C4 | 1 | 2 | yes | — |
| 61 | C2×#106 | — | 2 | 1 | no | — |
| 62 | C2×#106 | — | 2 | 1 | no | — |
| 63 | C2×#106 | — | 2 | 1 | no | — |
| 64 | C2×#106 | — | 2 | 1 | no | — |
| 65 | C2×#106 | — | 2 | 1 | no | — |
| 66 | C2×#106 | — | 2 | 1 | no | — |
| 67 | C2×#106 | — | 2 | 1 | no | — |
| 68 | C2×#106 | Q8 | 1 | 2 | yes | — |
| 69 | #405 | — | 2 | 1 | no | — |
| 70 | #405 | — | 2 | 1 | no | — |
| 71 | #405 | — | 2 | 1 | no | — |
| 72 | #405 | — | 2 | 1 | no | — |
| 73 | C2×#97 | — | 2 | 1 | no | — |
| 74 | C2×C4×C8 | — | 2 | 1 | no | — |
| 75 | #343 | — | 4 | 2 | no | — |
| 76 | #342 | — | 4 | 2 | no | — |
| 77 | #340 | — | 4 | 2 | no | — |
| 78 | #339 | — | 4 | 2 | no | — |
| 79 | C23×C4 | — | 4 | 1 | no | — |
| 80 | C23×C4 | C2×D4 | 1 | 1 | yes | characteristic |
| 81 | C2×M16 | — | 2 | 1 | no | — |
| 82 | C2×M16 | — | 2 | 1 | no | — |
| 83 | C2×M16 | — | 2 | 1 | no | — |
| 84 | C2×M16 | — | 2 | 1 | no | — |
| 85 | C2×M16 | — | 2 | 1 | no | — |
| 86 | C2×M16 | — | 2 | 2 | no | — |
| 87 | C2×M16 | — | 4 | 1 | no | — |
| 88 | C2×M16 | — | 4 | 1 | no | — |
| 89 | C2×M16 | — | 4 | 1 | no | — |
| 90 | C2×M16 | — | 4 | 1 | no | — |
| 91 | C2×M16 | — | 4 | 1 | no | — |
| 92 | C2×M16 | SD16 | 1 | 2 | yes | — |
| 93 | C22×C8 | — | 2 | 1 | no | — |
| 94 | C22×C8 | — | 4 | 1 | no | — |
| 95 | C22×C8 | C22×C4 | 1 | 1 | yes | characteristic |
| 96 | C22×C8 | C2×D4 | 1 | 1 | yes | characteristic |
| 97 | C22×C8 | C2×D4 | 1 | 1 | yes | characteristic |
| 98 | C22×C8 | C2×Q8 | 1 | 1 | yes | characteristic |
| 99 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 100 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 101 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 102 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 103 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 104 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 105 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 106 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 107 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 108 | C22×C8 | #41 | 1 | 1 | yes | characteristic |
| 109 | #117 | — | 2 | 1 | no | — |
| 110 | #117 | — | 2 | 1 | no | — |
| 111 | #117 | — | 2 | 1 | no | — |
| 112 | #117 | — | 2 | 2 | no | — |
| 113 | #117 | — | 4 | 1 | no | — |
| 114 | #117 | — | 4 | 1 | no | — |
| 115 | #117 | — | 4 | 1 | no | — |
| 116 | #117 | — | 4 | 1 | no | — |
| 117 | #117 | — | 4 | 1 | no | — |
| 118 | #117 | — | 4 | 1 | no | — |
| 119 | #117 | — | 4 | 1 | no | — |
| 120 | #117 | Q16 | 1 | 2 | yes | — |
| 121 | C2×C4⋊C4 | — | 2 | 1 | no | — |
| 122 | C2×C4⋊C4 | — | 2 | 2 | no | — |
| 123 | C2×C4⋊C4 | — | 2 | 2 | no | — |
| 124 | C2×C4⋊C4 | — | 4 | 1 | no | — |
| 125 | C2×C4⋊C4 | — | 4 | 1 | no | — |
| 126 | C2×C4⋊C4 | — | 4 | 1 | no | — |
| 127 | C2×C4⋊C4 | — | 4 | 1 | no | — |
| 128 | C2×C4⋊C4 | — | 4 | 1 | no | — |
| 129 | C2×C4⋊C4 | — | 4 | 1 | no | — |
| 130 | C2×C22⋊C4 | — | 2 | 1 | no | — |
| 131 | C2×C22⋊C4 | — | 4 | 1 | no | — |
| 132 | C2×C22⋊C4 | — | 4 | 1 | no | — |
| 133 | C2×C42 | — | 2 | 1 | no | — |
| 134 | C2×C42 | — | 4 | 1 | no | — |
| 135 | C2×C42 | — | 4 | 1 | no | — |
| 136 | M32 | — | 2 | 2 | no | — |
| 137 | M32 | — | 2 | 2 | no | — |
| 138 | M32 | — | 2 | 2 | no | — |
| 139 | M32 | — | 2 | 2 | no | — |
| 140 | M32 | — | 4 | 1 | no | — |
| 141 | M32 | — | 4 | 1 | no | — |
| 142 | M32 | — | 4 | 1 | no | — |
| 143 | M32 | — | 4 | 1 | no | — |
| 144 | C2×C16 | — | 2 | 2 | no | — |
| 145 | C2×C16 | — | 2 | 2 | no | — |
| 146 | C2×C16 | — | 4 | 1 | no | — |
| 147 | C2×C16 | — | 4 | 1 | no | — |
| 148 | C2×C16 | — | 4 | 1 | no | — |
| 149 | C2×C16 | — | 4 | 1 | no | — |
| 150 | #108 | — | 2 | 2 | no | — |
| 151 | #108 | — | 2 | 2 | no | — |
| 152 | #108 | — | 4 | 1 | no | — |
| 153 | #108 | — | 4 | 1 | no | — |
| 154 | #107 | — | 2 | 2 | no | — |
| 155 | #107 | — | 2 | 2 | no | — |
| 156 | #107 | — | 2 | 2 | no | — |
| 157 | #107 | — | 4 | 1 | no | — |
| 158 | #106 | — | 2 | 2 | no | — |
| 159 | #106 | — | 2 | 2 | no | — |
| 160 | #106 | — | 2 | 2 | no | — |
| 161 | #106 | — | 4 | 1 | no | — |
| 162 | #106 | — | 4 | 1 | no | — |
| 163 | #106 | — | 4 | 1 | no | — |
| 164 | #106 | — | 4 | 1 | no | — |
| 165 | #106 | — | 4 | 1 | no | — |
| 166 | #97 | — | 4 | 1 | no | — |
| 167 | #97 | — | 4 | 1 | no | — |
| 168 | C4×C8 | — | 4 | 1 | no | — |
| 169 | C4×C8 | — | 4 | 1 | no | — |
| 170 | C24 | AGL(1,ℤ/8) | 1 | 1 | yes | characteristic |
| 171 | C22×C4 | — | 4 | 1 | no | — |
| 172 | C22×C4 | — | 4 | 2 | no | — |
| 173 | C22×C4 | — | 4 | 2 | no | — |
| 174 | C22×C4 | — | 8 | 1 | no | — |
| 175 | C22×C4 | — | 8 | 1 | no | — |
| 176 | C22×C4 | — | 8 | 1 | no | — |
| 177 | C22×C4 | — | 16 | 2 | no | — |
| 178 | C22×C4 | C4×D4 | 1 | 1 | yes | characteristic |
| 179 | C22×C4 | #121 | 1 | 1 | yes | characteristic |
| 180 | C22×C4 | #121 | 1 | 1 | yes | characteristic |
| 181 | C22×C4 | C22⋊Q8 | 1 | 1 | yes | characteristic |
| 182 | C22×C4 | #123 | 1 | 1 | yes | characteristic |
| 183 | C22×C4 | #123 | 1 | 1 | yes | characteristic |
| 184 | C22×C4 | #124 | 1 | 1 | yes | characteristic |
| 185 | C22×C4 | C2×SD16 | 1 | 1 | yes | characteristic |
| 186 | C22×C4 | C2×Q16 | 1 | 1 | yes | characteristic |
| 187 | C22×C4 | #135 | 1 | 1 | yes | characteristic |
| 188 | C22×C4 | #135 | 1 | 1 | yes | characteristic |
| 189 | C22×C4 | AGL(1,ℤ/8) | 1 | 1 | yes | characteristic |
| 190 | C22×C4 | AGL(1,ℤ/8) | 1 | 1 | yes | characteristic |
| 191 | C22×C4 | #137 | 1 | 1 | yes | characteristic |
| 192 | M16 | — | 2 | 2 | no | — |
| 193 | M16 | — | 2 | 2 | no | — |
| 194 | M16 | — | 4 | 1 | no | — |
| 195 | M16 | — | 4 | 1 | no | — |
| 196 | M16 | — | 4 | 2 | no | — |
| 197 | M16 | — | 4 | 2 | no | — |
| 198 | M16 | — | 8 | 1 | no | — |
| 199 | M16 | — | 8 | 1 | no | — |
| 200 | C2×C8 | — | 2 | 2 | no | — |
| 201 | C2×C8 | — | 4 | 1 | no | — |
| 202 | C2×C8 | — | 4 | 1 | no | — |
| 203 | C2×C8 | — | 4 | 2 | no | — |
| 204 | C2×C8 | — | 8 | 1 | no | — |
| 205 | C2×C8 | — | 8 | 1 | no | — |
| 206 | C2×C8 | #117 | 1 | 1 | yes | characteristic |
| 207 | C2×C8 | #117 | 1 | 1 | yes | characteristic |
| 208 | C2×C8 | #117 | 1 | 1 | yes | characteristic |
| 209 | C2×C8 | C4×D4 | 1 | 1 | yes | characteristic |
| 210 | C2×C8 | C4×D4 | 1 | 1 | yes | characteristic |
| 211 | C2×C8 | C4×Q8 | 1 | 1 | yes | characteristic |
| 212 | C2×C8 | #121 | 1 | 1 | yes | characteristic |
| 213 | C2×C8 | C22⋊Q8 | 1 | 1 | yes | characteristic |
| 214 | C2×C8 | C22⋊Q8 | 1 | 1 | yes | characteristic |
| 215 | C2×C8 | #123 | 1 | 1 | yes | characteristic |
| 216 | C2×C8 | #123 | 1 | 1 | yes | characteristic |
| 217 | C2×C8 | #123 | 1 | 1 | yes | characteristic |
| 218 | C2×C8 | #123 | 1 | 1 | yes | characteristic |
| 219 | C2×C8 | #124 | 1 | 1 | yes | characteristic |
| 220 | C2×C8 | #124 | 1 | 1 | yes | characteristic |
| 221 | C2×C8 | #125 | 1 | 1 | yes | characteristic |
| 222 | C2×C8 | #125 | 1 | 1 | yes | characteristic |
| 223 | C2×C8 | #125 | 1 | 1 | yes | characteristic |
| 224 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 225 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 226 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 227 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 228 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 229 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 230 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 231 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 232 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 233 | C2×C8 | #126 | 1 | 1 | yes | characteristic |
| 234 | C4⋊C4 | — | 2 | 2 | no | — |
| 235 | C4⋊C4 | — | 4 | 1 | no | — |
| 236 | C4⋊C4 | — | 4 | 2 | no | — |
| 237 | C4⋊C4 | — | 4 | 2 | no | — |
| 238 | C4⋊C4 | — | 4 | 2 | no | — |
| 239 | C4⋊C4 | — | 4 | 2 | no | — |
| 240 | C4⋊C4 | — | 4 | 2 | no | — |
| 241 | C4⋊C4 | — | 8 | 1 | no | — |
| 242 | C4⋊C4 | — | 8 | 1 | no | — |
| 243 | C4⋊C4 | — | 8 | 1 | no | — |
| 244 | C22⋊C4 | — | 2 | 2 | no | — |
| 245 | C22⋊C4 | — | 4 | 1 | no | — |
| 246 | C22⋊C4 | — | 4 | 2 | no | — |
| 247 | C22⋊C4 | — | 8 | 1 | no | — |
| 248 | C22⋊C4 | — | 8 | 1 | no | — |
| 249 | C22⋊C4 | — | 8 | 1 | no | — |
| 250 | C42 | — | 2 | 2 | no | — |
| 251 | C42 | — | 4 | 1 | no | — |
| 252 | C42 | — | 4 | 2 | no | — |
| 253 | C42 | — | 8 | 1 | no | — |
| 254 | C42 | — | 8 | 1 | no | — |
| 255 | C42 | — | 8 | 1 | no | — |
| 256 | C16 | — | 4 | 2 | no | — |
| 257 | C16 | — | 4 | 2 | no | — |
| 258 | C23 | — | 4 | 2 | no | — |
| 259 | C23 | #440 | 1 | 1 | yes | characteristic |
| 260 | C23 | #463 | 1 | 1 | yes | characteristic |
| 261 | C23 | #469 | 1 | 1 | yes | characteristic |
| 262 | C23 | #476 | 1 | 1 | yes | characteristic |
| 263 | C23 | #482 | 1 | 1 | yes | characteristic |
| 264 | C23 | #484 | 1 | 1 | yes | characteristic |
| 265 | C23 | #490 | 1 | 1 | yes | characteristic |
| 266 | C2×C4 | — | 4 | 2 | no | — |
| 267 | C2×C4 | — | 8 | 2 | no | — |
| 268 | C2×C4 | — | 8 | 2 | no | — |
| 269 | C2×C4 | — | 8 | 2 | no | — |
| 270 | C2×C4 | — | 8 | 2 | no | — |
| 271 | C2×C4 | — | 16 | 2 | no | — |
| 272 | C2×C4 | — | 16 | 2 | no | — |
| 273 | C2×C4 | — | 16 | 2 | no | — |
| 274 | C2×C4 | — | 16 | 2 | no | — |
| 275 | C2×C4 | — | 16 | 2 | no | — |
| 276 | C2×C4 | #387 | 1 | 1 | yes | characteristic |
| 277 | C2×C4 | #388 | 1 | 1 | yes | characteristic |
| 278 | C2×C4 | #388 | 1 | 1 | yes | characteristic |
| 279 | C2×C4 | #396 | 1 | 1 | yes | characteristic |
| 280 | C2×C4 | #397 | 1 | 1 | yes | characteristic |
| 281 | C2×C4 | #397 | 1 | 1 | yes | characteristic |
| 282 | C2×C4 | #400 | 1 | 1 | yes | characteristic |
| 283 | C2×C4 | C4×SD16 | 1 | 1 | yes | characteristic |
| 284 | C2×C4 | C4×Q16 | 1 | 1 | yes | characteristic |
| 285 | C2×C4 | #442 | 1 | 1 | yes | characteristic |
| 286 | C2×C4 | #460 | 1 | 1 | yes | characteristic |
| 287 | C2×C4 | #462 | 1 | 1 | yes | characteristic |
| 288 | C2×C4 | #463 | 1 | 1 | yes | characteristic |
| 289 | C2×C4 | #465 | 1 | 1 | yes | characteristic |
| 290 | C2×C4 | #467 | 1 | 1 | yes | characteristic |
| 291 | C2×C4 | #468 | 1 | 1 | yes | characteristic |
| 292 | C2×C4 | #477 | 1 | 1 | yes | characteristic |
| 293 | C2×C4 | #478 | 1 | 1 | yes | characteristic |
| 294 | C2×C4 | #479 | 1 | 1 | yes | characteristic |
| 295 | C2×C4 | #481 | 1 | 1 | yes | characteristic |
| 296 | C2×C4 | #482 | 1 | 1 | yes | characteristic |
| 297 | C2×C4 | #482 | 1 | 1 | yes | characteristic |
| 298 | C2×C4 | #483 | 1 | 1 | yes | characteristic |
| 299 | C2×C4 | #484 | 1 | 1 | yes | characteristic |
| 300 | C2×C4 | #485 | 1 | 1 | yes | characteristic |
| 301 | C2×C4 | #487 | 1 | 1 | yes | characteristic |
| 302 | C2×C4 | #488 | 1 | 1 | yes | characteristic |
| 303 | C2×C4 | #489 | 1 | 1 | yes | characteristic |
| 304 | C8 | — | 4 | 2 | no | — |
| 305 | C8 | — | 8 | 2 | no | — |
| 306 | C8 | #383 | 1 | 1 | yes | characteristic |
| 307 | C8 | #387 | 1 | 1 | yes | characteristic |
| 308 | C8 | #387 | 1 | 1 | yes | characteristic |
| 309 | C8 | #388 | 1 | 1 | yes | characteristic |
| 310 | C8 | #397 | 1 | 1 | yes | characteristic |
| 311 | C8 | #400 | 1 | 1 | yes | characteristic |
| 312 | C8 | #400 | 1 | 1 | yes | characteristic |
| 313 | C8 | #401 | 1 | 1 | yes | characteristic |
| 314 | C22 | — | 2 | 2 | no | — |
| 315 | C22 | — | 2 | 2 | no | — |
| 316 | C22 | — | 2 | 2 | no | — |
| 317 | C22 | — | 4 | 1 | no | — |
| 318 | C22 | — | 4 | 1 | no | — |
| 319 | C22 | — | 4 | 1 | no | — |
| 320 | C22 | — | 4 | 1 | no | — |
| 321 | C22 | #1920 | 1 | 1 | yes | characteristic |
| 322 | C22 | #1928 | 1 | 1 | yes | characteristic |
| 323 | C22 | #1936 | 1 | 1 | yes | characteristic |
| 324 | C22 | #2065 | 1 | 1 | yes | characteristic |
| 325 | C22 | #2073 | 1 | 1 | yes | characteristic |
| 326 | C22 | #2076 | 1 | 1 | yes | characteristic |
| 327 | C22 | #2100 | 1 | 1 | yes | characteristic |
| 328 | C4 | — | 8 | 2 | no | — |
| 329 | C4 | — | 16 | 2 | no | — |
| 330 | C4 | — | 16 | 2 | no | — |
| 331 | C4 | — | 16 | 2 | no | — |
| 332 | C4 | #1443 | 1 | 1 | yes | characteristic |
| 333 | C4 | #1921 | 1 | 1 | yes | characteristic |
| 334 | C4 | #1926 | 1 | 1 | yes | characteristic |
| 335 | C4 | #1933 | 1 | 1 | yes | characteristic |
| 336 | C4 | #2068 | 1 | 1 | yes | characteristic |
| 337 | C4 | #2072 | 1 | 1 | yes | characteristic |
| 338 | C4 | #2077 | 1 | 1 | yes | characteristic |
| 339 | C4 | #2101 | 1 | 1 | yes | characteristic |
| 340 | C2 | — | 2 | 1 | no | — |
| 341 | C2 | — | 2 | 1 | no | — |
| 342 | C2 | — | 2 | 1 | no | — |
| 343 | C2 | — | 2 | 1 | no | — |
| 344 | C2 | — | 2 | 1 | no | — |
| 345 | C2 | — | 2 | 1 | no | — |
| 346 | C2 | #11316 | 1 | 1 | yes | characteristic |
| 347 | C2 | #13156 | 1 | 2 | yes | — |
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