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Extensions 1→N→G→Q→1 with N=C2 and Q=C7xC4:1D4

Direct product G=NxQ with N=C2 and Q=C7xC4:1D4
dρLabelID
C14xC4:1D4224C14xC4:1D4448,1313


Non-split extensions G=N.Q with N=C2 and Q=C7xC4:1D4
extensionφ:Q→Aut NdρLabelID
C2.1(C7xC4:1D4) = C7xC42:9C4central extension (φ=1)448C2.1(C7xC4:1D4)448,792
C2.2(C7xC4:1D4) = C7xC24.3C22central extension (φ=1)224C2.2(C7xC4:1D4)448,798
C2.3(C7xC4:1D4) = C7xC23:2D4central stem extension (φ=1)224C2.3(C7xC4:1D4)448,800
C2.4(C7xC4:1D4) = C7xC23.4Q8central stem extension (φ=1)224C2.4(C7xC4:1D4)448,807
C2.5(C7xC4:1D4) = C7xC8:5D4central stem extension (φ=1)224C2.5(C7xC4:1D4)448,900
C2.6(C7xC4:1D4) = C7xC8:4D4central stem extension (φ=1)224C2.6(C7xC4:1D4)448,901
C2.7(C7xC4:1D4) = C7xC4:Q16central stem extension (φ=1)448C2.7(C7xC4:1D4)448,902
C2.8(C7xC4:1D4) = C7xC8.12D4central stem extension (φ=1)224C2.8(C7xC4:1D4)448,903
C2.9(C7xC4:1D4) = C7xC8:3D4central stem extension (φ=1)224C2.9(C7xC4:1D4)448,904
C2.10(C7xC4:1D4) = C7xC8.2D4central stem extension (φ=1)224C2.10(C7xC4:1D4)448,905

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