Finite Group DatabasebetaFinite Group DatabasebetaOrder 20096.
166 conjugacy classes of subgroups; only the 68 normal subgroups are shown.
This group has 166 conjugacy classes of subgroups — too many to draw. Only its 68 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| subgroup | G/H | |
|---|---|---|
| center, socle | C22×C157 | #121 |
| commutator, Frattini, cosocle | C42 | C23×C157 |
| prime radical | C2×D4×C157 | D4 |
| LCS | G ▷ C42 ▷ C22 ▷ C1 | |
| UCS | C1 ◁ C22×C157 ◁ C42×C157 ◁ G | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. #494×C157 | C2 | semidirect |
| 4. #334×C157 | C2 | semidirect |
| 5. #332×C157 | C2 | semidirect |
| 61. C157 | #1689 | direct (N × H) |
| 62. #1689 | C157 | direct (N × H) |
| 63. #494 | C2×C157 | semidirect |
| 66. #334 | C2×C157 | semidirect |
| 67. #332 | C2×C157 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #494×C157 | 2 |
| #474×C157 | 2 |
| #436×C157 | 2 |
| #334×C157 | 2 |
| #332×C157 | 2 |
| #1689 | 157 |