Extensions 1→N→G→Q→1 with N=C2 and Q=C8○D4

Direct product G=N×Q with N=C2 and Q=C8○D4
dρLabelID
C2×C8○D432C2xC8oD464,248


Non-split extensions G=N.Q with N=C2 and Q=C8○D4
extensionφ:Q→Aut NdρLabelID
C2.1(C8○D4) = C82M4(2)central extension (φ=1)32C2.1(C8oD4)64,86
C2.2(C8○D4) = C8×D4central extension (φ=1)32C2.2(C8oD4)64,115
C2.3(C8○D4) = C8×Q8central extension (φ=1)64C2.3(C8oD4)64,126
C2.4(C8○D4) = (C22×C8)⋊C2central stem extension (φ=1)32C2.4(C8oD4)64,89
C2.5(C8○D4) = C42.6C22central stem extension (φ=1)32C2.5(C8oD4)64,105
C2.6(C8○D4) = C42.7C22central stem extension (φ=1)32C2.6(C8oD4)64,114
C2.7(C8○D4) = C89D4central stem extension (φ=1)32C2.7(C8oD4)64,116
C2.8(C8○D4) = C86D4central stem extension (φ=1)32C2.8(C8oD4)64,117
C2.9(C8○D4) = C84Q8central stem extension (φ=1)64C2.9(C8oD4)64,127

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