Order 23772.
40 conjugacy classes of subgroups.
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, cosocle, hypocenter | C7×C283 | C22×C3 |
| LCS | G ▷ C7×C283 | |
| UCS | C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. ΓL(1,𝔽8)⋊D283 | C2 | semidirect |
| 2. AGL(1,𝔽7)×C283 | C2 | semidirect |
| 3. ΓL(1,𝔽8)×D283 | C2 | semidirect |
| 4. D7×D283 | C3 | semidirect |
| 5. ΓL(1,𝔽8)×C283 | C22 | semidirect |
| 6. D1981 | C2×C3 | semidirect |
| 7. C7×D283 | C2×C3 | semidirect |
| 8. D7×C283 | C2×C3 | semidirect |
| 10. C7×C283 | C22×C3 | semidirect |
| 18. D283 | AGL(1,𝔽7) | direct (N × H) |
| 19. C283 | C2×AGL(1,𝔽7) | semidirect |
| 23. AGL(1,𝔽7) | D283 | direct (N × H) |
| 25. ΓL(1,𝔽8) | C2×D283 | semidirect |
| 28. D7 | C3×D283 | semidirect |
| 30. C7 | C2×C3×D283 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| ΓL(1,𝔽8)⋊D283 | 2 |
| AGL(1,𝔽7)×C283 | 2 |
| ΓL(1,𝔽8)×D283 | 2 |
| D7×D283 | 3 |
| C2×C3×D283 | 7 |
| C2×AGL(1,𝔽7) | 283 |