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Dn
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Extensions 1→N→G→Q→1 with N=C2 and Q=C7xC4:C4

Direct product G=NxQ with N=C2 and Q=C7xC4:C4
dρLabelID
C14xC4:C4224C14xC4:C4224,151


Non-split extensions G=N.Q with N=C2 and Q=C7xC4:C4
extensionφ:Q→Aut NdρLabelID
C2.1(C7xC4:C4) = C7xC2.C42central extension (φ=1)224C2.1(C7xC4:C4)224,44
C2.2(C7xC4:C4) = C7xC4:C8central extension (φ=1)224C2.2(C7xC4:C4)224,54
C2.3(C7xC4:C4) = C7xC4.Q8central stem extension (φ=1)224C2.3(C7xC4:C4)224,55
C2.4(C7xC4:C4) = C7xC2.D8central stem extension (φ=1)224C2.4(C7xC4:C4)224,56
C2.5(C7xC4:C4) = C7xC8.C4central stem extension (φ=1)1122C2.5(C7xC4:C4)224,57

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