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Extensions 1→N→G→Q→1 with N=C2 and Q=C4⋊D20

Direct product G=N×Q with N=C2 and Q=C4⋊D20
dρLabelID
C2×C4⋊D20160C2xC4:D20320,1147


Non-split extensions G=N.Q with N=C2 and Q=C4⋊D20
extensionφ:Q→Aut NdρLabelID
C2.1(C4⋊D20) = C42⋊8Dic5central extension (φ=1)320C2.1(C4:D20)320,562
C2.2(C4⋊D20) = (C2×C4)⋊6D20central extension (φ=1)160C2.2(C4:D20)320,566
C2.3(C4⋊D20) = (C2×C4)⋊2D20central stem extension (φ=1)160C2.3(C4:D20)320,298
C2.4(C4⋊D20) = (C2×C4).22D20central stem extension (φ=1)160C2.4(C4:D20)320,304
C2.5(C4⋊D20) = C8⋊5D20central stem extension (φ=1)160C2.5(C4:D20)320,320
C2.6(C4⋊D20) = C20⋊4D8central stem extension (φ=1)160C2.6(C4:D20)320,322
C2.7(C4⋊D20) = C8.8D20central stem extension (φ=1)160C2.7(C4:D20)320,323
C2.8(C4⋊D20) = C20⋊4Q16central stem extension (φ=1)320C2.8(C4:D20)320,326
C2.9(C4⋊D20) = C8⋊D20central stem extension (φ=1)160C2.9(C4:D20)320,339
C2.10(C4⋊D20) = C8.D20central stem extension (φ=1)160C2.10(C4:D20)320,342

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