Finite Group DatabasebetaFinite Group DatabasebetaOrder 1344.
147 conjugacy classes of subgroups; only the 9 normal subgroups are shown.
This group has 147 conjugacy classes of subgroups — too many to draw. Only its 9 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 | C22×GL(3,𝔽2) | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 2 | C2×SO(3,𝔽7) | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 3 | GL(3,𝔽2)⋊C4 | C2 | 1 | 1 | yes | maximal, characteristic, complemented |
| 4 | C2×GL(3,𝔽2) | — | 2 | 1 | no | — |
| 5 | C2×GL(3,𝔽2) | C22 | 1 | 1 | yes | characteristic |
| 6 | SO(3,𝔽7) | — | 2 | 1 | no | — |
| 7 | GL(3,𝔽2) | D4 | 1 | 1 | yes | characteristic, complemented |
| 8 | (C22⋊D7)⋊C3 | — | 8 | 1 | no | maximal |
| 9 | C22×S4 | — | 14 | 1 | no | — |
| 10 | C22×ΓL(1,𝔽8) | — | 8 | 1 | no | — |
| 11 | C2×AGL(1,𝔽7) | — | 8 | 1 | no | — |
| 12 | ΓL(1,𝔽8)⋊C4 | — | 8 | 1 | no | — |
| 13 | #447 | — | 21 | 1 | no | maximal, Sylow |
| 14 | C22⋊D7 | — | 8 | 1 | no | — |
| 15 | C22×A4 | — | 14 | 1 | no | — |
| 16 | C2×S4 | — | 14 | 1 | no | — |
| 17 | C2×S4 | — | 14 | 1 | no | — |
| 18 | C2×S4 | — | 14 | 2 | no | — |
| 19 | C2×S4 | — | 14 | 2 | no | — |
| 20 | D3×D4 | — | 28 | 1 | no | maximal |
| 21 | C2×ΓL(1,𝔽8) | — | 8 | 1 | no | — |
| 22 | C2×ΓL(1,𝔽8) | — | 16 | 1 | no | — |
| 23 | AGL(1,𝔽7) | — | 16 | 1 | no | — |
| 24 | C22×D4 | — | 21 | 1 | no | — |
| 25 | C2×D8 | — | 21 | 1 | no | — |
| 26 | C2×D8 | — | 21 | 1 | no | — |
| 27 | #121 | — | 21 | 1 | no | — |
| 28 | #102 | — | 21 | 1 | no | — |
| 29 | #102 | — | 21 | 1 | no | — |
| 30 | C22⋊C8 | — | 21 | 1 | no | — |
| 31 | C22×C7 | — | 8 | 1 | no | — |
| 32 | C2×D7 | — | 8 | 1 | no | — |
| 33 | Dic7 | — | 8 | 1 | no | — |
| 34 | C22×D3 | — | 28 | 1 | no | — |
| 35 | C22×D3 | — | 28 | 1 | no | — |
| 36 | C2×A4 | — | 14 | 1 | no | — |
| 37 | C2×A4 | — | 14 | 2 | no | — |
| 38 | S4 | — | 14 | 1 | no | — |
| 39 | S4 | — | 14 | 1 | no | — |
| 40 | S4 | — | 14 | 2 | no | — |
| 41 | C3×D4 | — | 28 | 1 | no | — |
| 42 | #67 | — | 28 | 1 | no | — |
| 43 | #67 | — | 28 | 1 | no | — |
| 44 | D12 | — | 28 | 1 | no | — |
| 45 | C4×D3 | — | 28 | 1 | no | — |
| 46 | ΓL(1,𝔽8) | — | 8 | 1 | no | Hall |
| 47 | C24 | — | 14 | 1 | no | — |
| 48 | C2×D4 | — | 21 | 1 | no | — |
| 49 | C2×D4 | — | 21 | 1 | no | — |
| 50 | C2×D4 | — | 21 | 1 | no | — |
| 51 | C2×D4 | — | 42 | 1 | no | — |
| 52 | C2×D4 | — | 42 | 1 | no | — |
| 53 | C2×D4 | — | 42 | 2 | no | — |
| 54 | C2×D4 | — | 42 | 1 | no | — |
| 55 | C2×D4 | — | 42 | 1 | no | — |
| 56 | C22×C4 | — | 21 | 1 | no | — |
| 57 | D8 | — | 42 | 2 | no | — |
| 58 | D8 | — | 42 | 1 | no | — |
| 59 | D8 | — | 42 | 1 | no | — |
| 60 | C2×C8 | — | 21 | 1 | no | — |
| 61 | C2×C8 | — | 21 | 1 | no | — |
| 62 | C4⋊C4 | — | 21 | 1 | no | — |
| 63 | C22⋊C4 | — | 42 | 1 | no | — |
| 64 | C2×C7 | — | 8 | 1 | no | — |
| 65 | C2×C7 | — | 16 | 1 | no | — |
| 66 | D7 | — | 16 | 1 | no | — |
| 67 | C22×C3 | — | 28 | 1 | no | — |
| 68 | C22×C3 | — | 28 | 1 | no | — |
| 69 | C2×D3 | — | 28 | 1 | no | — |
| 70 | C2×D3 | — | 28 | 1 | no | — |
| 71 | C2×D3 | — | 28 | 1 | no | — |
| 72 | C2×D3 | — | 56 | 1 | no | — |
| 73 | C2×D3 | — | 56 | 1 | no | — |
| 74 | C2×D3 | — | 56 | 1 | no | — |
| 75 | C2×D3 | — | 56 | 1 | no | — |
| 76 | A4 | — | 14 | 1 | no | — |
| 77 | C3×C4 | — | 28 | 1 | no | — |
| 78 | Dic3 | — | 28 | 1 | no | — |
| 79 | C23 | — | 14 | 1 | no | — |
| 80 | C23 | — | 14 | 2 | no | — |
| 81 | C23 | — | 21 | 1 | no | — |
| 82 | C23 | — | 42 | 1 | no | — |
| 83 | C23 | — | 42 | 1 | no | — |
| 84 | C23 | — | 42 | 2 | no | — |
| 85 | D4 | — | 21 | 1 | no | — |
| 86 | D4 | — | 21 | 1 | no | — |
| 87 | D4 | — | 21 | 2 | no | — |
| 88 | D4 | — | 28 | 1 | no | — |
| 89 | D4 | — | 42 | 1 | no | — |
| 90 | D4 | — | 42 | 1 | no | — |
| 91 | D4 | — | 42 | 1 | no | — |
| 92 | D4 | — | 42 | 1 | no | — |
| 93 | D4 | — | 42 | 2 | no | — |
| 94 | D4 | — | 42 | 2 | no | — |
| 95 | D4 | — | 84 | 1 | no | — |
| 96 | C2×C4 | — | 21 | 1 | no | — |
| 97 | C2×C4 | — | 21 | 1 | no | — |
| 98 | C2×C4 | — | 42 | 1 | no | — |
| 99 | C2×C4 | — | 42 | 1 | no | — |
| 100 | C2×C4 | — | 42 | 1 | no | — |
| 101 | C8 | — | 42 | 1 | no | — |
| 102 | C8 | — | 42 | 1 | no | — |
| 103 | C7 | — | 8 | 1 | no | Sylow |
| 104 | C2×C3 | — | 28 | 1 | no | — |
| 105 | C2×C3 | — | 56 | 1 | no | — |
| 106 | C2×C3 | — | 56 | 1 | no | — |
| 107 | D3 | — | 28 | 1 | no | — |
| 108 | D3 | — | 28 | 1 | no | — |
| 109 | D3 | — | 56 | 1 | no | — |
| 110 | D3 | — | 56 | 1 | no | — |
| 111 | C22 | — | 14 | 1 | no | — |
| 112 | C22 | — | 21 | 1 | no | — |
| 113 | C22 | — | 21 | 1 | no | — |
| 114 | C22 | — | 28 | 1 | no | — |
| 115 | C22 | — | 42 | 1 | no | — |
| 116 | C22 | — | 42 | 1 | no | — |
| 117 | C22 | — | 42 | 1 | no | — |
| 118 | C22 | — | 42 | 2 | no | — |
| 119 | C22 | — | 84 | 1 | no | — |
| 120 | C22 | — | 84 | 1 | no | — |
| 121 | C22 | — | 84 | 1 | no | — |
| 122 | C22 | SO(3,𝔽7) | 1 | 1 | yes | characteristic, complemented |
| 123 | C4 | — | 21 | 1 | no | — |
| 124 | C4 | — | 21 | 1 | no | — |
| 125 | C4 | — | 28 | 1 | no | — |
| 126 | C4 | — | 42 | 1 | no | — |
| 127 | C3 | — | 28 | 1 | no | Sylow |
| 128 | C2 | — | 2 | 1 | no | — |
| 129 | C2 | — | 21 | 1 | no | — |
| 130 | C2 | — | 21 | 1 | no | — |
| 131 | C2 | — | 42 | 1 | no | — |
| 132 | C2 | — | 56 | 1 | no | — |
| 133 | C2 | C2×SO(3,𝔽7) | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, Frattini | C2 | C2×SO(3,𝔽7) |
| commutator, socle, cosocle | C2×GL(3,𝔽2) | C22 |
| Fitting, hypercenter | C22 | SO(3,𝔽7) |
| hypocenter | GL(3,𝔽2) | D4 |
| LCS | G ▷ C2×GL(3,𝔽2) ▷ GL(3,𝔽2) | |
| UCS | C1 ◁ C2 ◁ C22 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 1. C22×GL(3,𝔽2) | C2 | semidirect |
| 2. C2×SO(3,𝔽7) | C2 | semidirect |
| 3. GL(3,𝔽2)⋊C4 | C2 | semidirect |
| 7. GL(3,𝔽2) | D4 | semidirect |
| 122. C22 | SO(3,𝔽7) | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C22×GL(3,𝔽2) | 2 |
| C2×SO(3,𝔽7) | 2 |
| GL(3,𝔽2)⋊C4 | 2 |
| (C22⋊D7)⋊C3 | 8 |
| #447 | 21 |
| D3×D4 | 28 |