Finite Group DatabasebetaFinite Group DatabasebetaOrder 256.
64 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | #1716 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | #1411 | C2 | 1 | 1 | yes | maximal, characteristic |
| 3 | #1411 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | #498 | — | 2 | 1 | no | — |
| 5 | #498 | C4 | 1 | 1 | yes | characteristic |
| 6 | #494 | C22 | 1 | 1 | yes | characteristic |
| 7 | #487 | — | 2 | 1 | no | — |
| 8 | #356 | — | 2 | 1 | no | — |
| 9 | #356 | — | 2 | 1 | no | — |
| 10 | #322 | C4 | 1 | 1 | yes | characteristic |
| 11 | C2×Q16 | — | 4 | 1 | no | — |
| 12 | C4⋊Q8 | — | 2 | 1 | no | — |
| 13 | C4⋊Q8 | D4 | 1 | 1 | yes | characteristic |
| 14 | C4⋊Q8 | D4 | 1 | 1 | yes | characteristic |
| 15 | #106 | — | 4 | 2 | no | — |
| 16 | #106 | — | 4 | 1 | no | — |
| 17 | #103 | — | 4 | 2 | no | — |
| 18 | #101 | — | 4 | 1 | no | — |
| 19 | #101 | — | 4 | 1 | no | — |
| 20 | C4×C8 | — | 2 | 1 | no | — |
| 21 | C4×C8 | C2×C4 | 1 | 1 | yes | characteristic |
| 22 | C2×Q8 | — | 2 | 1 | no | — |
| 23 | C2×Q8 | — | 2 | 1 | no | — |
| 24 | C2×Q8 | — | 4 | 1 | no | — |
| 25 | Q16 | — | 8 | 2 | no | — |
| 26 | M16 | — | 8 | 1 | no | — |
| 27 | M16 | — | 8 | 1 | no | — |
| 28 | C2×C8 | — | 2 | 1 | no | — |
| 29 | C2×C8 | — | 2 | 2 | no | — |
| 30 | C4⋊C4 | — | 4 | 1 | no | — |
| 31 | C4⋊C4 | — | 4 | 1 | no | — |
| 32 | C4⋊C4 | — | 4 | 1 | no | — |
| 33 | C4⋊C4 | — | 4 | 1 | no | — |
| 34 | C42 | C22⋊C4 | 1 | 1 | yes | characteristic |
| 35 | Q8 | — | 8 | 1 | no | — |
| 36 | Q8 | — | 8 | 1 | no | — |
| 37 | Q8 | — | 8 | 2 | no | — |
| 38 | C2×C4 | — | 2 | 1 | no | — |
| 39 | C2×C4 | — | 4 | 1 | no | — |
| 40 | C2×C4 | — | 4 | 1 | no | — |
| 41 | C2×C4 | — | 8 | 1 | no | — |
| 42 | C2×C4 | #99 | 1 | 1 | yes | characteristic |
| 43 | C8 | — | 2 | 2 | no | — |
| 44 | C8 | — | 4 | 2 | no | — |
| 45 | C8 | — | 16 | 1 | no | — |
| 46 | C8 | — | 16 | 1 | no | — |
| 47 | C22 | #353 | 1 | 1 | yes | characteristic |
| 48 | C4 | — | 2 | 2 | no | — |
| 49 | C4 | — | 2 | 1 | no | — |
| 50 | C4 | — | 8 | 1 | no | — |
| 51 | C4 | — | 8 | 1 | no | — |
| 52 | C4 | — | 16 | 1 | no | — |
| 53 | C2 | — | 2 | 1 | no | — |
| 54 | C2 | #1409 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, socle | C2 | #1409 |
| commutator | C4×C8 | C2×C4 |
| Frattini, cosocle | #494 | C22 |
| prime radical | C22 | #353 |
| LCS | G ▷ C4×C8 ▷ C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ C42 ◁ #494 ◁ G | |
| LECS | G ▷ #494 ▷ C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #1716 | 2 |
| #1411 | 2 |