Extensions 1→N→G→Q→1 with N=C₉⋊D₄ and Q=C₂

Direct product G=N×Q with N=C₉⋊D₄ and Q=C₂

		d	ρ	Label	ID
C₂×C₉⋊D₄		72		C2xC9:D4	144,46

Semidirect products G=N:Q with N=C₉⋊D₄ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
C₉⋊D₄⋊₁C₂ = D₄×D₉	φ: C₂/C₁ → C₂ ⊆ Out C₉⋊D₄	36	4+	C9:D4:1C2	144,41
C₉⋊D₄⋊₂C₂ = D₄⋊₂D₉	φ: C₂/C₁ → C₂ ⊆ Out C₉⋊D₄	72	4-	C9:D4:2C2	144,42
C₉⋊D₄⋊₃C₂ = D₃₆⋊₅C₂	φ: trivial image	72	2	C9:D4:3C2	144,40

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