Order 336.
80 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center | C4 | C2×AGL(1,𝔽7) |
| commutator, socle, cosocle | C2×C7 | C23×C3 |
| Frattini | C2 | C22×AGL(1,𝔽7) |
| Fitting | C2×C4×C7 | C2×C3 |
| hypercenter | C2×C4 | AGL(1,𝔽7) |
| hypocenter | C7 | C3×#41 |
| LCS | G ▷ C2×C7 ▷ C7 | |
| UCS | C1 ◁ C4 ◁ C2×C4 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×C4×ΓL(1,𝔽8) | C2 | semidirect |
| 2. (C22⋊D7)⋊C3 | C2 | semidirect |
| 3. C4⋊AGL(1,𝔽7) | C2 | semidirect |
| 4. C4×AGL(1,𝔽7) | C2 | semidirect |
| 5. ΓL(1,𝔽8)⋊Q8 | C2 | semidirect |
| 6. #1157 | C3 | semidirect |
| 12. C2×C4×C7 | C2×C3 | semidirect |
| 13. C22⋊D7 | C2×C3 | semidirect |
| 14. D28 | C2×C3 | semidirect |
| 15. C4×D7 | C2×C3 | semidirect |
| 16. Dic14 | C2×C3 | semidirect |
| 31. ΓL(1,𝔽8) | #41 | semidirect |
| 45. C2×C4 | AGL(1,𝔽7) | semidirect |
| 46. C7 | C3×#41 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C4×ΓL(1,𝔽8) | 2 |
| (C22⋊D7)⋊C3 | 2 |
| C4⋊AGL(1,𝔽7) | 2 |
| C4×AGL(1,𝔽7) | 2 |
| ΓL(1,𝔽8)⋊Q8 | 2 |
| #1157 | 3 |
| C3×#41 | 7 |