Finite Group DatabasebetaFinite Group DatabasebetaOrder 256.
159 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | #3135 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | #2132 | C2 | 1 | 2 | yes | maximal |
| 3 | #1413 | C2 | 1 | 4 | yes | maximal, complemented |
| 4 | #533 | C4 | 1 | 1 | yes | characteristic |
| 5 | #532 | C22 | 1 | 1 | yes | characteristic |
| 6 | #491 | C22 | 1 | 2 | yes | — |
| 7 | #490 | C4 | 1 | 2 | yes | — |
| 8 | #489 | — | 2 | 2 | no | — |
| 9 | #416 | — | 2 | 2 | no | — |
| 10 | #413 | — | 2 | 2 | no | — |
| 11 | C2×#97 | C4 | 1 | 1 | yes | characteristic |
| 12 | #356 | C22 | 1 | 4 | yes | — |
| 13 | #355 | — | 2 | 2 | no | — |
| 14 | C2×#41 | D4 | 1 | 2 | yes | — |
| 15 | C2×M16 | — | 4 | 2 | no | — |
| 16 | C22×C8 | — | 2 | 1 | no | — |
| 17 | C4⋊Q8 | — | 2 | 1 | no | — |
| 18 | C4⋊Q8 | C23 | 1 | 1 | yes | characteristic |
| 19 | #127 | C2×C4 | 1 | 1 | yes | characteristic |
| 20 | #125 | C2×C4 | 1 | 2 | yes | — |
| 21 | #124 | D4 | 1 | 2 | yes | — |
| 22 | C22⋊Q8 | — | 4 | 1 | no | — |
| 23 | #121 | — | 4 | 1 | no | — |
| 24 | C4×Q8 | — | 4 | 1 | no | — |
| 25 | C4×D4 | — | 4 | 1 | no | — |
| 26 | #117 | — | 2 | 1 | no | — |
| 27 | C2×C42 | C2×C4 | 1 | 1 | yes | characteristic |
| 28 | #103 | — | 2 | 4 | no | — |
| 29 | #102 | — | 2 | 4 | no | — |
| 30 | #101 | — | 2 | 4 | no | — |
| 31 | #100 | — | 4 | 2 | no | — |
| 32 | #97 | — | 2 | 1 | no | — |
| 33 | #97 | C2×C4 | 1 | 2 | yes | — |
| 34 | #41 | — | 4 | 2 | no | — |
| 35 | #41 | — | 4 | 2 | no | — |
| 36 | C2×Q8 | — | 4 | 1 | no | — |
| 37 | C2×Q8 | C2×D4 | 1 | 2 | yes | — |
| 38 | C2×D4 | — | 2 | 2 | no | — |
| 39 | C2×D4 | — | 4 | 1 | no | — |
| 40 | C2×D4 | C22⋊C4 | 1 | 2 | yes | — |
| 41 | C22×C4 | — | 2 | 1 | no | — |
| 42 | C22×C4 | — | 2 | 2 | no | — |
| 43 | C22×C4 | C22⋊C4 | 1 | 1 | yes | characteristic |
| 44 | M16 | — | 4 | 4 | no | — |
| 45 | M16 | — | 8 | 2 | no | — |
| 46 | C2×C8 | — | 2 | 2 | no | — |
| 47 | C2×C8 | — | 4 | 1 | no | — |
| 48 | C2×C8 | — | 4 | 1 | no | — |
| 49 | C2×C8 | — | 8 | 2 | no | — |
| 50 | C4⋊C4 | — | 2 | 2 | no | — |
| 51 | C4⋊C4 | — | 4 | 1 | no | — |
| 52 | C4⋊C4 | — | 4 | 2 | no | — |
| 53 | C4⋊C4 | — | 4 | 1 | no | — |
| 54 | C22⋊C4 | — | 4 | 2 | no | — |
| 55 | C22⋊C4 | — | 4 | 1 | no | — |
| 56 | C42 | — | 2 | 1 | no | — |
| 57 | C42 | — | 4 | 1 | no | — |
| 58 | C42 | C22⋊C4 | 1 | 1 | yes | characteristic |
| 59 | C42 | C22×C4 | 1 | 1 | yes | characteristic |
| 60 | C23 | — | 2 | 2 | no | — |
| 61 | C23 | #99 | 1 | 1 | yes | characteristic |
| 62 | Q8 | — | 4 | 2 | no | — |
| 63 | Q8 | — | 8 | 2 | no | — |
| 64 | D4 | — | 4 | 2 | no | — |
| 65 | D4 | — | 8 | 2 | no | — |
| 66 | D4 | — | 8 | 2 | no | — |
| 67 | C2×C4 | — | 2 | 1 | no | — |
| 68 | C2×C4 | — | 2 | 1 | no | — |
| 69 | C2×C4 | — | 2 | 1 | no | — |
| 70 | C2×C4 | — | 2 | 1 | no | — |
| 71 | C2×C4 | — | 2 | 2 | no | — |
| 72 | C2×C4 | — | 4 | 2 | no | — |
| 73 | C2×C4 | — | 4 | 2 | no | — |
| 74 | C2×C4 | — | 4 | 2 | no | — |
| 75 | C2×C4 | — | 8 | 1 | no | — |
| 76 | C2×C4 | #99 | 1 | 1 | yes | characteristic |
| 77 | C2×C4 | C2×C22⋊C4 | 1 | 1 | yes | characteristic |
| 78 | C8 | — | 4 | 2 | no | — |
| 79 | C8 | — | 8 | 4 | no | — |
| 80 | C22 | — | 2 | 1 | no | — |
| 81 | C22 | — | 4 | 1 | no | — |
| 82 | C22 | — | 4 | 2 | no | — |
| 83 | C22 | — | 8 | 2 | no | — |
| 84 | C22 | C2×#99 | 1 | 1 | yes | characteristic |
| 85 | C4 | — | 2 | 1 | no | — |
| 86 | C4 | — | 4 | 1 | no | — |
| 87 | C4 | — | 4 | 1 | no | — |
| 88 | C4 | — | 4 | 2 | no | — |
| 89 | C4 | — | 8 | 2 | no | — |
| 90 | C4 | #354 | 1 | 1 | yes | characteristic |
| 91 | C4 | #354 | 1 | 1 | yes | characteristic |
| 92 | C2 | — | 2 | 1 | no | — |
| 93 | C2 | — | 4 | 1 | no | — |
| 94 | C2 | — | 8 | 2 | no | — |
| 95 | C2 | C2×#354 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center | C4 | #354 |
| commutator | C42 | C22×C4 |
| Frattini, cosocle | C4⋊Q8 | C23 |
| socle | C2 | C2×#354 |
| prime radical | #532 | C22 |
| LCS | G ▷ C42 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
| UCS | C1 ◁ C4 ◁ C2×C4 ◁ C22×C4 ◁ #532 ◁ G | |
| LECS | G ▷ C4⋊Q8 ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 3. #1413 | C2 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| #3135 | 2 |
| #2132 | 2 |
| #1413 | 2 |