Extensions 1→N→G→Q→1 with N=C₉ and Q=C₄≀C₂

Direct product G=N×Q with N=C₉ and Q=C₄≀C₂

		d	ρ	Label	ID
C₉×C₄≀C₂		72	2	C9xC4wrC2	288,54

Semidirect products G=N:Q with N=C₉ and Q=C₄≀C₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉⋊₁C₄≀C₂ = C₄²⋊₄D₉	φ: C₄≀C₂/C₄² → C₂ ⊆ Aut C₉	72	2	C9:1C4wrC2	288,12
C₉⋊₂C₄≀C₂ = Dic₁₈⋊C₄	φ: C₄≀C₂/M₄(2) → C₂ ⊆ Aut C₉	72	4	C9:2C4wrC2	288,32
C₉⋊₃C₄≀C₂ = Q₈⋊₃Dic₉	φ: C₄≀C₂/C₄○D₄ → C₂ ⊆ Aut C₉	72	4	C9:3C4wrC2	288,44

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