Extensions 1→N→G→Q→1 with N=C₂ and Q=Dic₉⋊C₄

Direct product G=N×Q with N=C₂ and Q=Dic₉⋊C₄

		d	ρ	Label	ID
C₂×Dic₉⋊C₄		288		C2xDic9:C4	288,133

Non-split extensions G=N.Q with N=C₂ and Q=Dic₉⋊C₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(Dic₉⋊C₄) = Dic₉⋊C₈	central extension (φ=1)	288		C2.1(Dic9:C4)	288,22
C₂.₂(Dic₉⋊C₄) = C₁₈.C₄²	central extension (φ=1)	288		C2.2(Dic9:C4)	288,38
C₂.₃(Dic₉⋊C₄) = C₃₆.Q₈	central stem extension (φ=1)	288		C2.3(Dic9:C4)	288,14
C₂.₄(Dic₉⋊C₄) = C₄.Dic₁₈	central stem extension (φ=1)	288		C2.4(Dic9:C4)	288,15
C₂.₅(Dic₉⋊C₄) = C₃₆.₅₃D₄	central stem extension (φ=1)	144	4	C2.5(Dic9:C4)	288,29

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