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Cn
Dn
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Extensions 1→N→G→Q→1 with N=C2 and Q=C4xC13:C4

Direct product G=NxQ with N=C2 and Q=C4xC13:C4
dρLabelID
C2xC4xC13:C4104C2xC4xC13:C4416,202


Non-split extensions G=N.Q with N=C2 and Q=C4xC13:C4
extensionφ:Q→Aut NdρLabelID
C2.1(C4xC13:C4) = C8xC13:C4central extension (φ=1)1044C2.1(C4xC13:C4)416,66
C2.2(C4xC13:C4) = C4xC13:C8central extension (φ=1)416C2.2(C4xC13:C4)416,75
C2.3(C4xC13:C4) = C104:C4central stem extension (φ=1)1044C2.3(C4xC13:C4)416,67
C2.4(C4xC13:C4) = C26.C42central stem extension (φ=1)416C2.4(C4xC13:C4)416,77
C2.5(C4xC13:C4) = D26.Q8central stem extension (φ=1)104C2.5(C4xC13:C4)416,81

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