Finite Group DatabasebetaFinite Group DatabasebetaOrder 144.
50 conjugacy classes of subgroups.
| # | subgroup | G/H | class size | multiplicity | normal? | properties |
|---|---|---|---|---|---|---|
| 1 | C2×C3×A4 | C2 | 1 | 1 | yes | maximal, characteristic |
| 2 | SL(2,ℤ/4) | — | 3 | 3 | no | maximal |
| 3 | #217 | — | 3 | 1 | no | maximal |
| 4 | C3×A4 | C4 | 1 | 1 | yes | characteristic, complemented |
| 5 | C3⋊Dic3 | — | 4 | 1 | no | maximal |
| 6 | C23×C3 | D3 | 1 | 1 | yes | characteristic |
| 7 | C2×A4 | D3 | 1 | 3 | yes | — |
| 8 | C2×Dic3 | — | 3 | 1 | no | — |
| 9 | C2×Dic3 | — | 3 | 1 | no | — |
| 10 | C2×C32 | — | 4 | 1 | no | — |
| 11 | C22⋊C4 | — | 9 | 1 | no | Sylow |
| 12 | C22×C3 | — | 3 | 1 | no | — |
| 13 | C22×C3 | — | 3 | 1 | no | — |
| 14 | C22×C3 | Dic3 | 1 | 1 | yes | characteristic, complemented |
| 15 | A4 | Dic3 | 1 | 3 | yes | complemented |
| 16 | Dic3 | — | 6 | 1 | no | — |
| 17 | Dic3 | — | 6 | 1 | no | — |
| 18 | Dic3 | — | 12 | 3 | no | — |
| 19 | C32 | — | 4 | 1 | no | Sylow |
| 20 | C23 | C3⋊D3 | 1 | 1 | yes | characteristic |
| 21 | C2×C4 | — | 9 | 1 | no | — |
| 22 | C2×C4 | — | 9 | 1 | no | — |
| 23 | C2×C3 | — | 3 | 1 | no | — |
| 24 | C2×C3 | — | 3 | 1 | no | — |
| 25 | C2×C3 | — | 4 | 3 | no | — |
| 26 | C2×C3 | S4 | 1 | 1 | yes | characteristic |
| 27 | C22 | — | 3 | 1 | no | — |
| 28 | C22 | — | 3 | 1 | no | — |
| 29 | C22 | C3⋊Dic3 | 1 | 1 | yes | characteristic, complemented |
| 30 | C4 | — | 18 | 1 | no | — |
| 31 | C4 | — | 18 | 1 | no | — |
| 32 | C3 | — | 4 | 3 | no | — |
| 33 | C3 | SL(2,ℤ/4) | 1 | 1 | yes | characteristic, complemented |
| 34 | C2 | — | 3 | 1 | no | — |
| 35 | C2 | — | 3 | 1 | no | — |
| 36 | C2 | C3⋊S4 | 1 | 1 | yes | characteristic |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C2 | C3⋊S4 |
| commutator, hypocenter | C3×A4 | C4 |
| Fitting, socle | C23×C3 | D3 |
| prime radical, cosocle | C2×C3×A4 | C2 |
| LCS | G ▷ C3×A4 | |
| UCS | C1 ◁ C2 | |
Splittings G = N ⋊ H with N normal; H ≅ G/N.
| N | H ≅ G/N | type |
|---|---|---|
| 4. C3×A4 | C4 | semidirect |
| 14. C22×C3 | Dic3 | semidirect |
| 15. A4 | Dic3 | semidirect |
| 29. C22 | C3⋊Dic3 | semidirect |
| 33. C3 | SL(2,ℤ/4) | semidirect |
By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.
| subgroup | index |
|---|---|
| C2×C3×A4 | 2 |
| SL(2,ℤ/4) | 3 |
| #217 | 3 |
| C3⋊Dic3 | 4 |