Extensions 1→N→G→Q→1 with N=C9 and Q=Dic7

Direct product G=N×Q with N=C9 and Q=Dic7
dρLabelID
C9×Dic72522C9xDic7252,4

Semidirect products G=N:Q with N=C9 and Q=Dic7
extensionφ:Q→Aut NdρLabelID
C9⋊Dic7 = Dic63φ: Dic7/C14C2 ⊆ Aut C92522-C9:Dic7252,5


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