Extensions 1→N→G→Q→1 with N=C₉ and Q=C₄wrC₂

Direct product G=NxQ with N=C₉ and Q=C₄wrC₂

		d	ρ	Label	ID
C₉xC₄wrC₂		72	2	C9xC4wrC2	288,54

Semidirect products G=N:Q with N=C₉ and Q=C₄wrC₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉:₁C₄wrC₂ = C₄²:₄D₉	φ: C₄wrC₂/C₄² → C₂ ⊆ Aut C₉	72	2	C9:1C4wrC2	288,12
C₉:₂C₄wrC₂ = Dic₁₈:C₄	φ: C₄wrC₂/M₄(2) → C₂ ⊆ Aut C₉	72	4	C9:2C4wrC2	288,32
C₉:₃C₄wrC₂ = Q₈:₃Dic₉	φ: C₄wrC₂/C₄oD₄ → C₂ ⊆ Aut C₉	72	4	C9:3C4wrC2	288,44

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