Extensions 1→N→G→Q→1 with N=C₉:C₈ and Q=C₂

Direct product G=NxQ with N=C₉:C₈ and Q=C₂

		d	ρ	Label	ID
C₂xC₉:C₈		144		C2xC9:C8	144,9

Semidirect products G=N:Q with N=C₉:C₈ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
C₉:C₈:₁C₂ = D₄.D₉	φ: C₂/C₁ → C₂ ⊆ Out C₉:C₈	72	4-	C9:C8:1C2	144,15
C₉:C₈:₂C₂ = D₄:D₉	φ: C₂/C₁ → C₂ ⊆ Out C₉:C₈	72	4+	C9:C8:2C2	144,16
C₉:C₈:₃C₂ = Q₈:₂D₉	φ: C₂/C₁ → C₂ ⊆ Out C₉:C₈	72	4+	C9:C8:3C2	144,18
C₉:C₈:₄C₂ = C₈:D₉	φ: C₂/C₁ → C₂ ⊆ Out C₉:C₈	72	2	C9:C8:4C2	144,6
C₉:C₈:₅C₂ = C₄.Dic₉	φ: C₂/C₁ → C₂ ⊆ Out C₉:C₈	72	2	C9:C8:5C2	144,10
C₉:C₈:₆C₂ = C₈xD₉	φ: trivial image	72	2	C9:C8:6C2	144,5

Non-split extensions G=N.Q with N=C₉:C₈ and Q=C₂

extension	φ:Q→Out N	d	ρ	Label	ID
C₉:C₈.C₂ = C₉:Q₁₆	φ: C₂/C₁ → C₂ ⊆ Out C₉:C₈	144	4-	C9:C8.C2	144,17

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