Extensions 1→N→G→Q→1 with N=C2 and Q=Dic52D5

Direct product G=N×Q with N=C2 and Q=Dic52D5
dρLabelID
C2×Dic52D540C2xDic5:2D5400,175


Non-split extensions G=N.Q with N=C2 and Q=Dic52D5
extensionφ:Q→Aut NdρLabelID
C2.1(Dic52D5) = C20.29D10central extension (φ=1)404C2.1(Dic5:2D5)400,61
C2.2(Dic52D5) = Dic52central extension (φ=1)80C2.2(Dic5:2D5)400,71
C2.3(Dic52D5) = C20.31D10central stem extension (φ=1)404C2.3(Dic5:2D5)400,63
C2.4(Dic52D5) = C10.D20central stem extension (φ=1)40C2.4(Dic5:2D5)400,73
C2.5(Dic52D5) = C10.Dic10central stem extension (φ=1)80C2.5(Dic5:2D5)400,75

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