Order 336.
44 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C2 | #4268 |
| commutator, cosocle | C3×C4×C7 | C22 |
| Frattini | C4 | C2×D21 |
| Fitting | C3×C7×D4 | C2 |
| socle | C2×C3×C7 | D4 |
| hypercenter | D4 | D21 |
| hypocenter | C3×C7 | D8 |
| LCS | G ▷ C3×C4×C7 ▷ C2×C3×C7 ▷ C3×C7 | |
| UCS | C1 ◁ C2 ◁ C4 ◁ D4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C3×C7×D4 | C2 | semidirect |
| 2. D84 | C2 | semidirect |
| 3. C3⋊(C7⋊C8) | C2 | semidirect |
| 8. C7×D4 | D3 | semidirect |
| 18. C3×D4 | D7 | semidirect |
| 21. C3×C7 | D8 | semidirect |
| 30. D4 | D21 | semidirect |
| 32. C7 | #213 | semidirect |
| 39. C3 | #1141 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C3×C7×D4 | 2 |
| D84 | 2 |
| C3⋊(C7⋊C8) | 2 |
| #1141 | 3 |
| #213 | 7 |