Order 18176.
7414 conjugacy classes of subgroups.
The subgroup lattice has 294 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×#17986724 | C2 | direct (N × H) |
| 12. #17986724 | C22 | direct (N × H) |
| 36. C22×Dic142 | Q8 | semidirect |
| 71. C2×Dic142 | C2×Q8 | semidirect |
| 128. Dic142 | C22×Q8 | semidirect |
| 129. C22×C71 | #557 | semidirect |
| 143. C2×C71 | C2×#557 | semidirect |
| 156. C71 | C22×#557 | semidirect |
| 276. C22 | #17986724 | direct (N × H) |
| 289. C2 | C2×#17986724 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#17986724 | 2 |
| C22×#14556126 | 2 |
| C22×#14556119 | 2 |
| C22×#14556118 | 2 |
| C22×Q8×Dic71 | 2 |
| C22×C4×Dic142 | 2 |
| C22×#14556093 | 2 |
| C22×C4⋊Q8×C71 | 2 |
| C22×#557 | 71 |