Finite Group DatabasebetaFinite Group DatabasebetaOrder 256.
1309 conjugacy classes of subgroups; only the 455 normal subgroups are shown.
This group has 1309 conjugacy classes of subgroups — too many to draw. Only its 455 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 | C2×#540 | C2 | 1 | 2 | yes | maximal, complemented |
| 2 | #2856 | C2 | 1 | 2 | yes | maximal, complemented |
| 3 | #2682 | C2 | 1 | 8 | yes | maximal, complemented |
| 4 | #2675 | C2 | 1 | 8 | yes | maximal, complemented |
| 5 | #2619 | C2 | 1 | 2 | yes | maximal, complemented |
| 6 | #2566 | C2 | 1 | 4 | yes | maximal, complemented |
| 7 | #2541 | C2 | 1 | 4 | yes | maximal, complemented |
| 8 | #2296 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 9 | #540 | — | 2 | 16 | no | — |
| 10 | C2×#127 | C22 | 1 | 2 | yes | — |
| 11 | C2×#127 | C22 | 1 | 2 | yes | — |
| 12 | C2×#127 | C22 | 1 | 2 | yes | — |
| 13 | C2×#125 | C22 | 1 | 2 | yes | — |
| 14 | C2×#123 | C22 | 1 | 8 | yes | — |
| 15 | C2×#121 | C22 | 1 | 4 | yes | — |
| 16 | C2×#121 | C22 | 1 | 8 | yes | — |
| 17 | C2×#121 | C22 | 1 | 8 | yes | — |
| 18 | C2×#121 | C22 | 1 | 16 | yes | — |
| 19 | C2×C4×D4 | C22 | 1 | 4 | yes | — |
| 20 | C2×#117 | C22 | 1 | 1 | yes | characteristic |
| 21 | C2×#117 | C22 | 1 | 1 | yes | characteristic |
| 22 | C22×C42 | C22 | 1 | 1 | yes | characteristic |
| 23 | #396 | C22 | 1 | 16 | yes | — |
| 24 | #394 | C22 | 1 | 8 | yes | — |
| 25 | #392 | C22 | 1 | 8 | yes | — |
| 26 | #392 | C22 | 1 | 16 | yes | — |
| 27 | #390 | C22 | 1 | 4 | yes | — |
| 28 | #390 | C22 | 1 | 4 | yes | — |
| 29 | #390 | C22 | 1 | 8 | yes | — |
| 30 | #389 | C22 | 1 | 4 | yes | — |
| 31 | #385 | C22 | 1 | 16 | yes | — |
| 32 | #385 | C22 | 1 | 4 | yes | — |
| 33 | #384 | C22 | 1 | 2 | yes | — |
| 34 | #382 | C22 | 1 | 2 | yes | — |
| 35 | C4×C4⋊C4 | C22 | 1 | 4 | yes | — |
| 36 | C22×D4 | C23 | 1 | 4 | yes | — |
| 37 | C22×D4 | C23 | 1 | 8 | yes | — |
| 38 | C22×D4 | C23 | 1 | 8 | yes | — |
| 39 | C22×D4 | C23 | 1 | 8 | yes | — |
| 40 | C22×D4 | C23 | 1 | 8 | yes | — |
| 41 | C23×C4 | C23 | 1 | 2 | yes | — |
| 42 | C23×C4 | C23 | 1 | 1 | yes | characteristic |
| 43 | C23×C4 | C23 | 1 | 8 | yes | — |
| 44 | #127 | — | 2 | 8 | no | — |
| 45 | #127 | — | 4 | 4 | no | — |
| 46 | #127 | — | 4 | 4 | no | — |
| 47 | #125 | — | 2 | 8 | no | — |
| 48 | #123 | — | 2 | 32 | no | — |
| 49 | #121 | — | 2 | 16 | no | — |
| 50 | #121 | — | 2 | 32 | no | — |
| 51 | #121 | — | 4 | 16 | no | — |
| 52 | #121 | — | 4 | 32 | no | — |
| 53 | C4×D4 | — | 2 | 16 | no | — |
| 54 | #117 | — | 4 | 2 | no | — |
| 55 | #117 | D4 | 1 | 8 | yes | complemented |
| 56 | C2×C4⋊C4 | C23 | 1 | 4 | yes | — |
| 57 | C2×C4⋊C4 | C23 | 1 | 8 | yes | — |
| 58 | C2×C4⋊C4 | C23 | 1 | 8 | yes | — |
| 59 | C2×C4⋊C4 | C23 | 1 | 2 | yes | — |
| 60 | C2×C4⋊C4 | C23 | 1 | 8 | yes | — |
| 61 | C2×C4⋊C4 | C23 | 1 | 2 | yes | — |
| 62 | C2×C22⋊C4 | C23 | 1 | 8 | yes | — |
| 63 | C2×C22⋊C4 | C23 | 1 | 16 | yes | — |
| 64 | C2×C22⋊C4 | C23 | 1 | 8 | yes | — |
| 65 | C2×C22⋊C4 | C23 | 1 | 2 | yes | — |
| 66 | C2×C22⋊C4 | C23 | 1 | 16 | yes | — |
| 67 | C2×C22⋊C4 | C23 | 1 | 2 | yes | — |
| 68 | C2×C42 | — | 4 | 2 | no | — |
| 69 | C2×C42 | C23 | 1 | 2 | yes | — |
| 70 | C2×C42 | C23 | 1 | 2 | yes | — |
| 71 | C2×C42 | C23 | 1 | 2 | yes | — |
| 72 | C2×C42 | C23 | 1 | 2 | yes | — |
| 73 | #95 | C23 | 1 | 8 | yes | — |
| 74 | #95 | C23 | 1 | 8 | yes | — |
| 75 | C24 | C24 | 1 | 8 | yes | — |
| 76 | C24 | C24 | 1 | 1 | yes | characteristic |
| 77 | C2×D4 | — | 2 | 16 | no | — |
| 78 | C2×D4 | — | 2 | 8 | no | — |
| 79 | C2×D4 | — | 2 | 16 | no | — |
| 80 | C2×D4 | — | 2 | 8 | no | — |
| 81 | C2×D4 | — | 2 | 16 | no | — |
| 82 | C2×D4 | — | 2 | 8 | no | — |
| 83 | C2×D4 | — | 4 | 16 | no | — |
| 84 | C2×D4 | — | 4 | 8 | no | — |
| 85 | C2×D4 | — | 4 | 16 | no | — |
| 86 | C2×D4 | — | 4 | 16 | no | — |
| 87 | C2×D4 | — | 4 | 8 | no | — |
| 88 | C2×D4 | — | 4 | 8 | no | — |
| 89 | C22×C4 | — | 2 | 2 | no | — |
| 90 | C22×C4 | — | 2 | 2 | no | — |
| 91 | C22×C4 | — | 2 | 8 | no | — |
| 92 | C22×C4 | — | 2 | 16 | no | — |
| 93 | C22×C4 | — | 4 | 2 | no | — |
| 94 | C22×C4 | — | 4 | 16 | no | — |
| 95 | C22×C4 | C2×D4 | 1 | 4 | yes | — |
| 96 | C22×C4 | C24 | 1 | 4 | yes | — |
| 97 | C22×C4 | C24 | 1 | 8 | yes | — |
| 98 | C22×C4 | C24 | 1 | 4 | yes | — |
| 99 | C22×C4 | C24 | 1 | 1 | yes | characteristic |
| 100 | C22×C4 | C24 | 1 | 4 | yes | — |
| 101 | C22×C4 | C24 | 1 | 1 | yes | characteristic |
| 102 | C4⋊C4 | — | 2 | 8 | no | — |
| 103 | C4⋊C4 | — | 2 | 16 | no | — |
| 104 | C4⋊C4 | — | 2 | 16 | no | — |
| 105 | C4⋊C4 | — | 4 | 2 | no | — |
| 106 | C4⋊C4 | — | 4 | 8 | no | — |
| 107 | C4⋊C4 | C2×D4 | 1 | 8 | yes | — |
| 108 | C22⋊C4 | — | 2 | 16 | no | — |
| 109 | C22⋊C4 | — | 2 | 16 | no | — |
| 110 | C22⋊C4 | — | 2 | 32 | no | — |
| 111 | C22⋊C4 | — | 4 | 2 | no | — |
| 112 | C22⋊C4 | — | 4 | 16 | no | — |
| 113 | C22⋊C4 | C2×D4 | 1 | 8 | yes | — |
| 114 | C42 | — | 2 | 4 | no | — |
| 115 | C42 | — | 2 | 4 | no | — |
| 116 | C42 | — | 4 | 2 | no | — |
| 117 | C42 | C2×D4 | 1 | 8 | yes | — |
| 118 | C23 | — | 2 | 1 | no | — |
| 119 | C23 | — | 2 | 4 | no | — |
| 120 | C23 | — | 2 | 1 | no | — |
| 121 | C23 | — | 2 | 8 | no | — |
| 122 | C23 | — | 2 | 16 | no | — |
| 123 | C23 | — | 2 | 16 | no | — |
| 124 | C23 | — | 2 | 8 | no | — |
| 125 | C23 | — | 2 | 8 | no | — |
| 126 | C23 | C22×D4 | 1 | 2 | yes | — |
| 127 | C23 | C25 | 1 | 1 | yes | characteristic |
| 128 | D4 | — | 4 | 16 | no | — |
| 129 | D4 | — | 8 | 16 | no | — |
| 130 | D4 | — | 8 | 16 | no | — |
| 131 | D4 | — | 8 | 16 | no | — |
| 132 | D4 | — | 8 | 16 | no | — |
| 133 | C2×C4 | — | 2 | 4 | no | — |
| 134 | C2×C4 | — | 2 | 1 | no | — |
| 135 | C2×C4 | — | 2 | 8 | no | — |
| 136 | C2×C4 | — | 2 | 4 | no | — |
| 137 | C2×C4 | — | 2 | 1 | no | — |
| 138 | C2×C4 | — | 2 | 8 | no | — |
| 139 | C2×C4 | — | 2 | 8 | no | — |
| 140 | C2×C4 | — | 2 | 4 | no | — |
| 141 | C2×C4 | — | 2 | 16 | no | — |
| 142 | C2×C4 | — | 2 | 8 | no | — |
| 143 | C2×C4 | — | 4 | 8 | no | — |
| 144 | C2×C4 | — | 8 | 16 | no | — |
| 145 | C2×C4 | C22×D4 | 1 | 8 | yes | — |
| 146 | C2×C4 | C22×D4 | 1 | 2 | yes | — |
| 147 | C2×C4 | C22×D4 | 1 | 2 | yes | — |
| 148 | C2×C4 | H(5,𝔽2) | 1 | 8 | yes | — |
| 149 | C2×C4 | H(5,𝔽2) | 1 | 2 | yes | — |
| 150 | C2×C4 | 2−1+4 | 1 | 2 | yes | — |
| 151 | C22 | — | 2 | 2 | no | — |
| 152 | C22 | — | 2 | 4 | no | — |
| 153 | C22 | — | 4 | 2 | no | — |
| 154 | C22 | — | 4 | 2 | no | — |
| 155 | C22 | — | 4 | 8 | no | — |
| 156 | C22 | — | 4 | 8 | no | — |
| 157 | C22 | — | 4 | 8 | no | — |
| 158 | C22 | — | 4 | 16 | no | — |
| 159 | C22 | — | 4 | 16 | no | — |
| 160 | C22 | C23×D4 | 1 | 1 | yes | characteristic |
| 161 | C22 | C2×H(5,𝔽2) | 1 | 1 | yes | characteristic |
| 162 | C22 | C2×H(5,𝔽2) | 1 | 4 | yes | — |
| 163 | C22 | C2×2−1+4 | 1 | 1 | yes | characteristic |
| 164 | C4 | — | 2 | 2 | no | — |
| 165 | C4 | — | 2 | 8 | no | — |
| 166 | C4 | — | 2 | 8 | no | — |
| 167 | C4 | — | 4 | 8 | no | — |
| 168 | C4 | — | 4 | 4 | no | — |
| 169 | C4 | #537 | 1 | 4 | yes | — |
| 170 | C2 | — | 4 | 2 | no | — |
| 171 | C2 | — | 8 | 8 | no | — |
| 172 | C2 | C2×#537 | 1 | 1 | yes | characteristic |
| 173 | C2 | #3498 | 1 | 2 | yes | — |
| 174 | C2 | #3537 | 1 | 2 | yes | — |
| 175 | C2 | #3548 | 1 | 2 | yes | — |
| subgroup | G/H | |
|---|---|---|
| center, commutator, Frattini, socle, cosocle | C23 | C25 |
| LCS | G ▷ C23 ▷ C1 | |
| UCS | C1 ◁ C23 ◁ G | |
| LECS | G ▷ C23 ▷ C1 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C2×#540 | C2 | semidirect |
| 2. #2856 | C2 | semidirect |
| 3. #2682 | C2 | semidirect |
| 4. #2675 | C2 | semidirect |
| 5. #2619 | C2 | semidirect |
| 6. #2566 | C2 | semidirect |
| 7. #2541 | C2 | semidirect |
| 8. #2296 | C2 | semidirect |
| 55. #117 | D4 | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×#540 | 2 |
| #2856 | 2 |
| #2682 | 2 |
| #2675 | 2 |
| #2619 | 2 |
| #2566 | 2 |
| #2541 | 2 |
| #2296 | 2 |