Extensions 1→N→G→Q→1 with N=C2 and Q=C22xDic7

Direct product G=NxQ with N=C2 and Q=C22xDic7
dρLabelID
C23xDic7224C2^3xDic7224,187


Non-split extensions G=N.Q with N=C2 and Q=C22xDic7
extensionφ:Q→Aut NdρLabelID
C2.1(C22xDic7) = C22xC7:C8central extension (φ=1)224C2.1(C2^2xDic7)224,115
C2.2(C22xDic7) = C2xC4xDic7central extension (φ=1)224C2.2(C2^2xDic7)224,117
C2.3(C22xDic7) = C2xC4.Dic7central stem extension (φ=1)112C2.3(C2^2xDic7)224,116
C2.4(C22xDic7) = C2xC4:Dic7central stem extension (φ=1)224C2.4(C2^2xDic7)224,120
C2.5(C22xDic7) = C23.21D14central stem extension (φ=1)112C2.5(C2^2xDic7)224,121
C2.6(C22xDic7) = D4xDic7central stem extension (φ=1)112C2.6(C2^2xDic7)224,129
C2.7(C22xDic7) = Q8xDic7central stem extension (φ=1)224C2.7(C2^2xDic7)224,140
C2.8(C22xDic7) = Q8.Dic7central stem extension (φ=1)1124C2.8(C2^2xDic7)224,143
C2.9(C22xDic7) = C2xC23.D7central stem extension (φ=1)112C2.9(C2^2xDic7)224,147

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