Order 1680.
72 conjugacy classes of subgroups.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 9. Dic60 | C7 | direct (N × H) |
| 18. C3×C5×C7 | Q16 | semidirect |
| 31. C5×C7 | Dic12 | semidirect |
| 37. C3×C7 | Dic20 | semidirect |
| 41. C3×C5 | C7×Q16 | semidirect |
| 48. C7 | Dic60 | direct (N × H) |
| 50. C5 | C7×Dic12 | semidirect |
| 53. C3 | C7×Dic20 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C7×Dic30 | 2 |
| C3×C5×C7×C8 | 2 |
| C7×Dic20 | 3 |
| C7×Dic12 | 5 |
| Dic60 | 7 |