Extensions 1→N→G→Q→1 with N=C2 and Q=C42.3C4

Direct product G=N×Q with N=C2 and Q=C42.3C4
dρLabelID
C2×C42.3C432C2xC4^2.3C4128,863


Non-split extensions G=N.Q with N=C2 and Q=C42.3C4
extensionφ:Q→Aut NdρLabelID
C2.1(C42.3C4) = (C2×C42).C4central extension (φ=1)32C2.1(C4^2.3C4)128,51
C2.2(C42.3C4) = C423C8central extension (φ=1)32C2.2(C4^2.3C4)128,57
C2.3(C42.3C4) = (C2×Q8).Q8central extension (φ=1)32C2.3(C4^2.3C4)128,126
C2.4(C42.3C4) = (C2×C4).D8central stem extension (φ=1)32C2.4(C4^2.3C4)128,78
C2.5(C42.3C4) = C2.7C2≀C4central stem extension (φ=1)32C2.5(C4^2.3C4)128,86

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