Extensions 1→N→G→Q→1 with N=C₉ and Q=C₄oD₄

Direct product G=NxQ with N=C₉ and Q=C₄oD₄

		d	ρ	Label	ID
C₉xC₄oD₄		72	2	C9xC4oD4	144,50

Semidirect products G=N:Q with N=C₉ and Q=C₄oD₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉:₁(C₄oD₄) = D₃₆:₅C₂	φ: C₄oD₄/C₂xC₄ → C₂ ⊆ Aut C₉	72	2	C9:1(C4oD4)	144,40
C₉:₂(C₄oD₄) = D₄:₂D₉	φ: C₄oD₄/D₄ → C₂ ⊆ Aut C₉	72	4-	C9:2(C4oD4)	144,42
C₉:₃(C₄oD₄) = Q₈:₃D₉	φ: C₄oD₄/Q₈ → C₂ ⊆ Aut C₉	72	4+	C9:3(C4oD4)	144,44

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