Order 336.
108 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C22 | D3×D7 |
| commutator, cosocle | C2×C3×C7 | C23 |
| Frattini | C2 | C2×D3×D7 |
| Fitting, socle | C22×C3×C7 | C22 |
| hypocenter | C3×C7 | C2×D4 |
| LCS | G ▷ C2×C3×C7 ▷ C3×C7 | |
| UCS | C1 ◁ C22 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C22×D3×C7 | C2 | semidirect |
| 2. C22×C3×D7 | C2 | semidirect |
| 3. C2×Dic21 | C2 | semidirect |
| 4. #4245 | C2 | direct (N × H) |
| 8. C2×D3×C7 | C22 | semidirect |
| 10. C2×C3×D7 | C22 | semidirect |
| 11. Dic21 | C22 | semidirect |
| 13. C22×D7 | D3 | semidirect |
| 17. C2×C3×C7 | D4 | semidirect |
| 25. C2×D7 | C2×D3 | semidirect |
| 28. C22×D3 | D7 | semidirect |
| 31. C3×C7 | C2×D4 | semidirect |
| 34. C2×C7 | #67 | semidirect |
| 41. C2×D3 | C2×D7 | semidirect |
| 47. C7 | C2×#67 | semidirect |
| 49. C2×C3 | C22⋊D7 | semidirect |
| 58. C3 | C2×C22⋊D7 | semidirect |
| 61. C2 | #4245 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×D3×C7 | 2 |
| C22×C3×D7 | 2 |
| C2×Dic21 | 2 |
| #4245 | 2 |
| C2×C22⋊D7 | 3 |
| C2×#67 | 7 |