Order 33664.
488 conjugacy classes of subgroups.
The subgroup lattice has 214 nodes — too large to display as a diagram.
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. #30681699 | C2 | direct (N × H) |
| 8. #22554429 | C4 | semidirect |
| 10. C2×C4⋊Dic263 | C4 | semidirect |
| 15. C2×C4×Dic263 | C4 | semidirect |
| 20. C2×M16×C263 | C4 | semidirect |
| 28. C4⋊Dic263 | C2×C4 | semidirect |
| 35. C4×Dic263 | C2×C4 | semidirect |
| 49. M16×C263 | C2×C4 | semidirect |
| 103. C2×C263 | #339 | semidirect |
| 106. C263 | C2×#339 | semidirect |
| 116. C2×M16 | Dic263 | semidirect |
| 147. M16 | C2×Dic263 | semidirect |
| 210. C2 | #30681699 | direct (N × H) |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#22554429 | 2 |
| C22×C4×Dic263 | 2 |
| #30681699 | 2 |
| C22×M16×C263 | 2 |
| C2×#339 | 263 |