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Extensions 1→N→G→Q→1 with N=C2 and Q=C4.D8

Direct product G=N×Q with N=C2 and Q=C4.D8
dρLabelID
C2×C4.D864C2xC4.D8128,270


Non-split extensions G=N.Q with N=C2 and Q=C4.D8
extensionφ:Q→Aut NdρLabelID
C2.1(C4.D8) = (C2×C4).98D8central extension (φ=1)64C2.1(C4.D8)128,2
C2.2(C4.D8) = C42.8Q8central extension (φ=1)128C2.2(C4.D8)128,28
C2.3(C4.D8) = C8.24D8central stem extension (φ=1)164+C2.3(C4.D8)128,89
C2.4(C4.D8) = C8.25D8central stem extension (φ=1)324-C2.4(C4.D8)128,90
C2.5(C4.D8) = C8.29D8central stem extension (φ=1)164C2.5(C4.D8)128,91
C2.6(C4.D8) = C8.30D8central stem extension (φ=1)64C2.6(C4.D8)128,92
C2.7(C4.D8) = C4.D16central stem extension (φ=1)64C2.7(C4.D8)128,93
C2.8(C4.D8) = C8.27D8central stem extension (φ=1)128C2.8(C4.D8)128,94

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