Extensions 1→N→G→Q→1 with N=D₄xC₉ and Q=C₂

Direct product G=NxQ with N=D₄xC₉ and Q=C₂

		d	ρ	Label	ID
D₄xC₁₈		72		D4xC18	144,48

Semidirect products G=N:Q with N=D₄xC₉ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
(D₄xC₉):₁C₂ = D₄:D₉	φ: C₂/C₁ → C₂ ⊆ Out D₄xC₉	72	4+	(D4xC9):1C2	144,16
(D₄xC₉):₂C₂ = D₄xD₉	φ: C₂/C₁ → C₂ ⊆ Out D₄xC₉	36	4+	(D4xC9):2C2	144,41
(D₄xC₉):₃C₂ = D₄:₂D₉	φ: C₂/C₁ → C₂ ⊆ Out D₄xC₉	72	4-	(D4xC9):3C2	144,42
(D₄xC₉):₄C₂ = C₉xD₈	φ: C₂/C₁ → C₂ ⊆ Out D₄xC₉	72	2	(D4xC9):4C2	144,25
(D₄xC₉):₅C₂ = C₉xC₄oD₄	φ: trivial image	72	2	(D4xC9):5C2	144,50

Non-split extensions G=N.Q with N=D₄xC₉ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
(D₄xC₉).₁C₂ = D₄.D₉	φ: C₂/C₁ → C₂ ⊆ Out D₄xC₉	72	4-	(D4xC9).1C2	144,15
(D₄xC₉).₂C₂ = C₉xSD₁₆	φ: C₂/C₁ → C₂ ⊆ Out D₄xC₉	72	2	(D4xC9).2C2	144,26

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