Extensions 1→N→G→Q→1 with N=C4 and Q=C13:C6

Direct product G=NxQ with N=C4 and Q=C13:C6
dρLabelID
C4xC13:C6526C4xC13:C6312,9

Semidirect products G=N:Q with N=C4 and Q=C13:C6
extensionφ:Q→Aut NdρLabelID
C4:(C13:C6) = D52:C3φ: C13:C6/C13:C3C2 ⊆ Aut C4526+C4:(C13:C6)312,10

Non-split extensions G=N.Q with N=C4 and Q=C13:C6
extensionφ:Q→Aut NdρLabelID
C4.(C13:C6) = Dic26:C3φ: C13:C6/C13:C3C2 ⊆ Aut C41046-C4.(C13:C6)312,8
C4.2(C13:C6) = C13:2C24central extension (φ=1)1046C4.2(C13:C6)312,1

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