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Extensions 1→N→G→Q→1 with N=C2 and Q=C4.Q16

Direct product G=N×Q with N=C2 and Q=C4.Q16
dρLabelID
C2×C4.Q16128C2xC4.Q16128,1806


Non-split extensions G=N.Q with N=C2 and Q=C4.Q16
extensionφ:Q→Aut NdρLabelID
C2.1(C4.Q16) = C42.99D4central extension (φ=1)128C2.1(C4.Q16)128,535
C2.2(C4.Q16) = Q8⋊(C4⋊C4)central extension (φ=1)128C2.2(C4.Q16)128,595
C2.3(C4.Q16) = C2.D8⋊5C4central extension (φ=1)128C2.3(C4.Q16)128,653
C2.4(C4.Q16) = C42.29Q8central extension (φ=1)128C2.4(C4.Q16)128,679
C2.5(C4.Q16) = C42.121D4central extension (φ=1)128C2.5(C4.Q16)128,719
C2.6(C4.Q16) = (C2×Q8)⋊Q8central stem extension (φ=1)128C2.6(C4.Q16)128,756
C2.7(C4.Q16) = C4⋊C4⋊Q8central stem extension (φ=1)128C2.7(C4.Q16)128,789
C2.8(C4.Q16) = (C2×C8).52D4central stem extension (φ=1)128C2.8(C4.Q16)128,800
C2.9(C4.Q16) = (C2×C4).21Q16central stem extension (φ=1)128C2.9(C4.Q16)128,819
C2.10(C4.Q16) = (C2×C8).60D4central stem extension (φ=1)128C2.10(C4.Q16)128,827
C2.11(C4.Q16) = (C2×C4).23Q16central stem extension (φ=1)128C2.11(C4.Q16)128,832

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