Order 1728.
1002 conjugacy classes of subgroups.
The subgroup lattice has 312 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 6. #11720910 | C2 | direct (N × H) |
| 14. C2×C3×Dic18 | C4 | semidirect |
| 37. C2×C3⋊Dic9 | Q8 | semidirect |
| 44. C3×Dic18 | C2×C4 | semidirect |
| 66. C2×Dic18 | Dic3 | semidirect |
| 79. C3⋊Dic9 | C2×Q8 | semidirect |
| 125. Dic18 | C2×Dic3 | semidirect |
| 127. C2×C3×C9 | C4×Q8 | semidirect |
| 188. C3×C9 | C2×C4×Q8 | semidirect |
| 228. C2×C9 | Q8×Dic3 | semidirect |
| 270. C9 | C2×Q8×Dic3 | semidirect |
| 287. C2×C3 | #63449 | semidirect |
| 305. C3 | C2×#63449 | semidirect |
| 307. C2 | #11720910 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×C3×Dic18 | 2 |
| C2×C4×C3⋊Dic9 | 2 |
| C2×C9×C4⋊Dic3 | 2 |
| C2×Dic9⋊Dic3 | 2 |
| C2×Dic3×Dic9 | 2 |
| #11720910 | 2 |
| C2×#63843 | 3 |
| C2×#63449 | 3 |