Finite Group DatabasebetaFinite Group DatabasebetaOrder 256.
1899 conjugacy classes of subgroups; only the 219 normal subgroups are shown.
This group has 1899 conjugacy classes of subgroups — too many to draw. Only its 219 normal subgroups are shown.
Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C24×Q8 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | C2×#451 | C2 | 1 | 6 | yes | maximal, complemented |
| 3 | #2848 | C2 | 1 | 1 | yes | maximal, characteristic |
| 4 | #1787 | C2 | 1 | 6 | yes | maximal, complemented |
| 5 | #1779 | C2 | 1 | 1 | yes | maximal, characteristic |
| 6 | C23×Q8 | — | 2 | 24 | no | — |
| 7 | C23×Q8 | — | 2 | 3 | no | — |
| 8 | C23×Q8 | C22 | 1 | 6 | yes | — |
| 9 | C24×C4 | — | 2 | 1 | no | — |
| 10 | C24×C4 | C22 | 1 | 1 | yes | characteristic |
| 11 | C22×Q16 | C22 | 1 | 4 | yes | complemented |
| 12 | C2×C22⋊Q8 | C22 | 1 | 3 | yes | — |
| 13 | #451 | — | 2 | 24 | no | — |
| 14 | C2×#103 | C22 | 1 | 12 | yes | complemented |
| 15 | C2×C22⋊C8 | C22 | 1 | 6 | yes | — |
| 16 | #385 | — | 2 | 3 | no | — |
| 17 | #380 | C22 | 1 | 3 | yes | — |
| 18 | #379 | — | 2 | 1 | no | — |
| 19 | C25 | D4 | 1 | 1 | yes | characteristic |
| 20 | C22×Q8 | — | 2 | 128 | no | — |
| 21 | C22×Q8 | — | 2 | 48 | no | — |
| 22 | C22×Q8 | — | 2 | 24 | no | — |
| 23 | C22×Q8 | — | 2 | 48 | no | — |
| 24 | C22×Q8 | — | 2 | 12 | no | — |
| 25 | C22×Q8 | — | 2 | 6 | no | — |
| 26 | C22×Q8 | D4 | 1 | 24 | yes | — |
| 27 | C22×Q8 | C23 | 1 | 1 | yes | characteristic |
| 28 | C22×Q8 | C23 | 1 | 4 | yes | — |
| 29 | C23×C4 | — | 2 | 24 | no | — |
| 30 | C23×C4 | — | 2 | 6 | no | — |
| 31 | C23×C4 | — | 2 | 12 | no | — |
| 32 | C23×C4 | D4 | 1 | 3 | yes | — |
| 33 | C23×C4 | C23 | 1 | 3 | yes | — |
| 34 | C2×Q16 | — | 2 | 24 | no | — |
| 35 | C22×C8 | C23 | 1 | 4 | yes | — |
| 36 | C22⋊Q8 | — | 2 | 12 | no | — |
| 37 | C2×C4⋊C4 | — | 2 | 3 | no | — |
| 38 | C2×C4⋊C4 | C23 | 1 | 3 | yes | — |
| 39 | C2×C22⋊C4 | — | 2 | 3 | no | — |
| 40 | C2×C22⋊C4 | — | 2 | 3 | no | — |
| 41 | #103 | — | 2 | 24 | no | — |
| 42 | C22⋊C8 | — | 2 | 12 | no | — |
| 43 | #95 | — | 2 | 3 | no | — |
| 44 | C24 | — | 2 | 6 | no | — |
| 45 | C24 | — | 2 | 6 | no | — |
| 46 | C24 | Q16 | 1 | 4 | yes | complemented |
| 47 | C24 | C2×D4 | 1 | 3 | yes | — |
| 48 | C2×Q8 | — | 2 | 192 | no | — |
| 49 | C2×Q8 | — | 2 | 96 | no | — |
| 50 | C2×Q8 | — | 2 | 48 | no | — |
| 51 | C2×Q8 | — | 2 | 96 | no | — |
| 52 | C2×Q8 | — | 2 | 24 | no | — |
| 53 | C2×Q8 | — | 2 | 12 | no | — |
| 54 | C2×Q8 | — | 2 | 6 | no | — |
| 55 | C2×Q8 | C2×D4 | 1 | 24 | yes | — |
| 56 | C22×C4 | — | 2 | 64 | no | — |
| 57 | C22×C4 | — | 2 | 48 | no | — |
| 58 | C22×C4 | — | 2 | 32 | no | — |
| 59 | C22×C4 | — | 2 | 24 | no | — |
| 60 | C22×C4 | — | 2 | 6 | no | — |
| 61 | C22×C4 | — | 2 | 4 | no | — |
| 62 | C22×C4 | — | 2 | 12 | no | — |
| 63 | C22×C4 | — | 2 | 12 | no | — |
| 64 | C22×C4 | — | 2 | 3 | no | — |
| 65 | C22×C4 | — | 2 | 1 | no | — |
| 66 | C22×C4 | C2×D4 | 1 | 3 | yes | — |
| 67 | C22×C4 | C2×D4 | 1 | 12 | yes | — |
| 68 | C22×C4 | C24 | 1 | 1 | yes | characteristic |
| 69 | Q16 | — | 4 | 16 | no | — |
| 70 | C2×C8 | — | 2 | 12 | no | — |
| 71 | C4⋊C4 | — | 2 | 6 | no | — |
| 72 | C4⋊C4 | — | 4 | 6 | no | — |
| 73 | C22⋊C4 | — | 4 | 6 | no | — |
| 74 | C22⋊C4 | — | 4 | 6 | no | — |
| 75 | C23 | — | 2 | 8 | no | — |
| 76 | C23 | — | 2 | 24 | no | — |
| 77 | C23 | — | 2 | 6 | no | — |
| 78 | C23 | — | 2 | 6 | no | — |
| 79 | C23 | — | 2 | 24 | no | — |
| 80 | C23 | #120 | 1 | 6 | yes | — |
| 81 | C23 | C2×Q16 | 1 | 6 | yes | — |
| 82 | C23 | #137 | 1 | 6 | yes | — |
| 83 | C23 | C22×D4 | 1 | 1 | yes | characteristic |
| 84 | Q8 | — | 2 | 96 | no | — |
| 85 | Q8 | — | 2 | 24 | no | — |
| 86 | Q8 | — | 4 | 4 | no | — |
| 87 | Q8 | #120 | 1 | 16 | yes | — |
| 88 | C2×C4 | — | 2 | 96 | no | — |
| 89 | C2×C4 | — | 2 | 24 | no | — |
| 90 | C2×C4 | — | 2 | 24 | no | — |
| 91 | C2×C4 | — | 2 | 6 | no | — |
| 92 | C2×C4 | — | 2 | 24 | no | — |
| 93 | C2×C4 | — | 4 | 3 | no | — |
| 94 | C2×C4 | — | 4 | 3 | no | — |
| 95 | C2×C4 | — | 4 | 6 | no | — |
| 96 | C2×C4 | #120 | 1 | 6 | yes | — |
| 97 | C2×C4 | C22×D4 | 1 | 6 | yes | — |
| 98 | C8 | — | 4 | 4 | no | — |
| 99 | C22 | — | 2 | 32 | no | — |
| 100 | C22 | — | 2 | 6 | no | — |
| 101 | C22 | — | 2 | 12 | no | — |
| 102 | C22 | — | 2 | 6 | no | — |
| 103 | C22 | — | 2 | 12 | no | — |
| 104 | C22 | #451 | 1 | 12 | yes | complemented |
| 105 | C22 | C2×#120 | 1 | 3 | yes | — |
| 106 | C22 | C22×Q16 | 1 | 1 | yes | characteristic |
| 107 | C22 | C2×#137 | 1 | 3 | yes | — |
| 108 | C4 | — | 2 | 16 | no | — |
| 109 | C4 | — | 2 | 6 | no | — |
| 110 | C4 | — | 8 | 1 | no | — |
| 111 | C4 | — | 8 | 3 | no | — |
| 112 | C4 | C2×#120 | 1 | 4 | yes | — |
| 113 | C2 | — | 2 | 12 | no | — |
| 114 | C2 | #2846 | 1 | 1 | yes | characteristic |
| 115 | C2 | C2×#451 | 1 | 3 | yes | — |
| 116 | C2 | #3004 | 1 | 3 | yes | — |
| subgroup | G/H | |
|---|---|---|
| center, socle | C23 | C22×D4 |
| commutator, Frattini, cosocle | C22×C4 | C24 |
| prime radical | C25 | D4 |
| LCS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ C24×C4 ◁ G | |
| LECS | G ▷ C22×C4 ▷ C2 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 2. C2×#451 | C2 | semidirect |
| 4. #1787 | C2 | semidirect |
| 11. C22×Q16 | C22 | semidirect |
| 14. C2×#103 | C22 | semidirect |
| 46. C24 | Q16 | semidirect |
| 104. C22 | #451 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C24×Q8 | 2 |
| C2×#451 | 2 |
| #2848 | 2 |
| #1787 | 2 |
| #1779 | 2 |