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Extensions 1→N→G→Q→1 with N=C2 and Q=C20.17D4

Direct product G=N×Q with N=C2 and Q=C20.17D4
dρLabelID
C2×C20.17D4160C2xC20.17D4320,1469


Non-split extensions G=N.Q with N=C2 and Q=C20.17D4
extensionφ:Q→Aut NdρLabelID
C2.1(C20.17D4) = C24.4D10central extension (φ=1)160C2.1(C20.17D4)320,572
C2.2(C20.17D4) = (C2×Dic5)⋊6Q8central extension (φ=1)320C2.2(C20.17D4)320,601
C2.3(C20.17D4) = C20.48(C4⋊C4)central extension (φ=1)320C2.3(C20.17D4)320,604
C2.4(C20.17D4) = C24.19D10central extension (φ=1)160C2.4(C20.17D4)320,848
C2.5(C20.17D4) = C23⋊Dic10central stem extension (φ=1)160C2.5(C20.17D4)320,574
C2.6(C20.17D4) = C23.14D20central stem extension (φ=1)160C2.6(C20.17D4)320,580
C2.7(C20.17D4) = (C2×C20).288D4central stem extension (φ=1)320C2.7(C20.17D4)320,609
C2.8(C20.17D4) = C42.62D10central stem extension (φ=1)160C2.8(C20.17D4)320,682
C2.9(C20.17D4) = C42.213D10central stem extension (φ=1)160C2.9(C20.17D4)320,683
C2.10(C20.17D4) = C20.16D8central stem extension (φ=1)160C2.10(C20.17D4)320,697
C2.11(C20.17D4) = C42.72D10central stem extension (φ=1)160C2.11(C20.17D4)320,698
C2.12(C20.17D4) = C20.Q16central stem extension (φ=1)320C2.12(C20.17D4)320,708
C2.13(C20.17D4) = C42.77D10central stem extension (φ=1)320C2.13(C20.17D4)320,709
C2.14(C20.17D4) = C24.20D10central stem extension (φ=1)160C2.14(C20.17D4)320,849

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