Extensions 1→N→G→Q→1 with N=D12 and Q=D9

Direct product G=N×Q with N=D12 and Q=D9
dρLabelID
D9×D12724+D9xD12432,292

Semidirect products G=N:Q with N=D12 and Q=D9
extensionφ:Q→Out NdρLabelID
D121D9 = C9⋊D24φ: D9/C9C2 ⊆ Out D12724+D12:1D9432,69
D122D9 = D36⋊S3φ: D9/C9C2 ⊆ Out D121444D12:2D9432,68
D123D9 = D12⋊D9φ: D9/C9C2 ⊆ Out D12724D12:3D9432,286
D124D9 = C36⋊D6φ: D9/C9C2 ⊆ Out D12724D12:4D9432,293
D125D9 = D125D9φ: trivial image1444-D12:5D9432,285

Non-split extensions G=N.Q with N=D12 and Q=D9
extensionφ:Q→Out NdρLabelID
D12.1D9 = C36.D6φ: D9/C9C2 ⊆ Out D121444-D12.1D9432,71
D12.2D9 = D12.D9φ: D9/C9C2 ⊆ Out D121444D12.2D9432,70

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