Extensions 1→N→G→Q→1 with N=C2×C9.A4 and Q=C2

Direct product G=N×Q with N=C2×C9.A4 and Q=C2
dρLabelID
C22×C9.A4108C2^2xC9.A4432,225

Semidirect products G=N:Q with N=C2×C9.A4 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2×C9.A4)⋊C2 = C2×C9.S4φ: C2/C1C2 ⊆ Out C2×C9.A4546+(C2xC9.A4):C2432,224

Non-split extensions G=N.Q with N=C2×C9.A4 and Q=C2
extensionφ:Q→Out NdρLabelID
(C2×C9.A4).C2 = C18.S4φ: C2/C1C2 ⊆ Out C2×C9.A41086-(C2xC9.A4).C2432,39
(C2×C9.A4).2C2 = C4×C9.A4φ: trivial image1083(C2xC9.A4).2C2432,40

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