Extensions 1→N→G→Q→1 with N=C₉ and Q=2₊¹⁺⁴

Direct product G=N×Q with N=C₉ and Q=2₊¹⁺⁴

		d	ρ	Label	ID
C₉×2₊¹⁺⁴		72	4	C9xES+(2,2)	288,371

Semidirect products G=N:Q with N=C₉ and Q=2₊¹⁺⁴

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉⋊₁2₊¹⁺⁴ = D₄⋊₆D₁₈	φ: 2₊¹⁺⁴/C₂×D₄ → C₂ ⊆ Aut C₉	72	4	C9:1ES+(2,2)	288,358
C₉⋊₂2₊¹⁺⁴ = D₄⋊₈D₁₈	φ: 2₊¹⁺⁴/C₄○D₄ → C₂ ⊆ Aut C₉	72	4+	C9:2ES+(2,2)	288,363

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