Order 336.
108 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C23 | AGL(1,𝔽7) |
| commutator, hypocenter | C7 | C22×C3×C4 |
| Frattini | C2 | C22×AGL(1,𝔽7) |
| Fitting, socle | C23×C7 | C2×C3 |
| prime radical | C23×ΓL(1,𝔽8) | C2 |
| cosocle | C2×C7 | C23×C3 |
| LCS | G ▷ C7 | |
| UCS | C1 ◁ C23 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. C2×ΓL(1,𝔽8)⋊C4 | C2 | direct (N × H) |
| 3. C22×Dic7 | C3 | semidirect |
| 4. C22×ΓL(1,𝔽8) | C4 | semidirect |
| 6. ΓL(1,𝔽8)⋊C4 | C22 | direct (N × H) |
| 8. C2×Dic7 | C2×C3 | semidirect |
| 10. C2×ΓL(1,𝔽8) | C2×C4 | semidirect |
| 12. C22×C7 | C3×C4 | semidirect |
| 14. Dic7 | C22×C3 | semidirect |
| 17. ΓL(1,𝔽8) | C22×C4 | semidirect |
| 19. C2×C7 | C2×C3×C4 | semidirect |
| 26. C7 | C22×C3×C4 | semidirect |
| 29. C22 | ΓL(1,𝔽8)⋊C4 | direct (N × H) |
| 33. C2 | C2×ΓL(1,𝔽8)⋊C4 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C23×ΓL(1,𝔽8) | 2 |
| C2×ΓL(1,𝔽8)⋊C4 | 2 |
| C22×Dic7 | 3 |
| C22×C3×C4 | 7 |