Order 336.
44 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2×C7 | #67 |
| commutator, cosocle | C3×C4 | C22×C7 |
| Frattini | C4 | C2×D3×C7 |
| Fitting | C3×C7×D4 | C2 |
| socle | C2×C3×C7 | D4 |
| hypercenter | C7×D4 | D3 |
| hypocenter | C3 | C7×D8 |
| LCS | G ▷ C3×C4 ▷ C2×C3 ▷ C3 | |
| UCS | C1 ◁ C2×C7 ◁ C4×C7 ◁ C7×D4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C3×C7×D4 | C2 | semidirect |
| 2. C7×D12 | C2 | semidirect |
| 3. C7×C3⋊C8 | C2 | semidirect |
| 9. C7×D4 | D3 | semidirect |
| 11. #213 | C7 | direct (N × H) |
| 18. C3×D4 | C2×C7 | semidirect |
| 19. D12 | C2×C7 | semidirect |
| 20. C3⋊C8 | C2×C7 | semidirect |
| 21. C3×C7 | D8 | semidirect |
| 30. D4 | D3×C7 | semidirect |
| 32. C7 | #213 | direct (N × H) |
| 39. C3 | C7×D8 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×C7×D4 | 2 |
| C7×D12 | 2 |
| C7×C3⋊C8 | 2 |
| C7×D8 | 3 |
| #213 | 7 |