Order 25216.
728 conjugacy classes of subgroups; only the 135 normal subgroups are shown.
This group has 728 conjugacy classes of subgroups — too many to draw. Only its 135 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. 2−1+4×D197 | C2 | semidirect |
| 2. AGL(1,ℤ/8)×D197 | C2 | semidirect |
| 3. #124×D197 | C2 | semidirect |
| 4. #27161254 | C2 | semidirect |
| 5. #27161253 | C2 | semidirect |
| 6. #27161252 | C2 | semidirect |
| 7. #27161251 | C2 | semidirect |
| 8. #27161250 | C2 | semidirect |
| 9. #104×D197 | C2 | semidirect |
| 10. #101×D197 | C2 | semidirect |
| 11. #454×C197 | C2 | semidirect |
| 13. #20263374 | C22 | semidirect |
| 16. #20263373 | C22 | semidirect |
| 23. #20263354 | C22 | semidirect |
| 25. #20263352 | C22 | semidirect |
| 26. #20263351 | C22 | semidirect |
| 31. #20263315 | C22 | semidirect |
| 32. #20263314 | C22 | semidirect |
| 33. #20263313 | C22 | semidirect |
| 37. #20263254 | C22 | semidirect |
| 38. #20263253 | C22 | semidirect |
| 39. #20263252 | C22 | semidirect |
| 40. #20263245 | C22 | semidirect |
| 41. #20263244 | C22 | semidirect |
| 42. 2−1+4×C197 | C22 | semidirect |
| 43. AGL(1,ℤ/8)×C197 | C22 | semidirect |
| 44. #124×C197 | C22 | semidirect |
| 45. #104×C197 | C22 | semidirect |
| 46. #101×C197 | C22 | semidirect |
| 190. D197 | #454 | direct (N × H) |
| 191. C197 | C2×#454 | semidirect |
| 201. #454 | D197 | direct (N × H) |
| 209. 2−1+4 | C2×D197 | semidirect |
| 221. AGL(1,ℤ/8) | C2×D197 | semidirect |
| 229. #124 | C2×D197 | semidirect |
| 235. #104 | C2×D197 | semidirect |
| 238. #101 | C2×D197 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| 2−1+4×D197 | 2 |
| AGL(1,ℤ/8)×D197 | 2 |
| #124×D197 | 2 |
| #27161254 | 2 |
| #27161253 | 2 |
| #27161252 | 2 |
| #27161251 | 2 |
| #27161250 | 2 |
| #104×D197 | 2 |
| #101×D197 | 2 |
| #454×C197 | 2 |
| C2×#454 | 197 |