Order 18176.
1978 conjugacy classes of subgroups.
The subgroup lattice has 340 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. #22597423 | C2 | direct (N × H) |
| 3. C2×#17986129 | C2 | semidirect |
| 4. C2×#17986126 | C2 | semidirect |
| 18. #17986129 | C22 | semidirect |
| 19. #17986126 | C22 | semidirect |
| 166. C2×C71 | #2983 | semidirect |
| 177. C71 | C2×#2983 | semidirect |
| 335. C2 | #22597423 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C4×Dic142 | 2 |
| #22597423 | 2 |
| C2×#17986129 | 2 |
| C2×#17986126 | 2 |
| C2×#17986053 | 2 |
| C2×#17986052 | 2 |
| C2×#431×C71 | 2 |
| C2×#2983 | 71 |