Extensions 1→N→G→Q→1 with N=C₂ and Q=Dic₁₈

Direct product G=N×Q with N=C₂ and Q=Dic₁₈

		d	ρ	Label	ID
C₂×Dic₁₈		144		C2xDic18	144,37

Non-split extensions G=N.Q with N=C₂ and Q=Dic₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁Dic₁₈ = Dic₉⋊C₄	central extension (φ=1)	144		C2.1Dic18	144,12
C₂.₂Dic₁₈ = C₄⋊Dic₉	central extension (φ=1)	144		C2.2Dic18	144,13

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Extensions 1→N→G→Q→1 with N=C2 and Q=Dic18