Extensions 1→N→G→Q→1 with N=C4 and Q=D13

Direct product G=N×Q with N=C4 and Q=D13
dρLabelID
C4×D13522C4xD13104,5

Semidirect products G=N:Q with N=C4 and Q=D13
extensionφ:Q→Aut NdρLabelID
C4⋊D13 = D52φ: D13/C13C2 ⊆ Aut C4522+C4:D13104,6

Non-split extensions G=N.Q with N=C4 and Q=D13
extensionφ:Q→Aut NdρLabelID
C4.D13 = Dic26φ: D13/C13C2 ⊆ Aut C41042-C4.D13104,4
C4.2D13 = C132C8central extension (φ=1)1042C4.2D13104,1

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