Extensions 1→N→G→Q→1 with N=C₂ and Q=Dic₅₆

Direct product G=N×Q with N=C₂ and Q=Dic₅₆

		d	ρ	Label	ID
C₂×Dic₅₆		448		C2xDic56	448,439

Non-split extensions G=N.Q with N=C₂ and Q=Dic₅₆

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁Dic₅₆ = C₅₆.₇₈D₄	central extension (φ=1)	448		C2.1Dic56	448,60
C₂.₂Dic₅₆ = C₁₁₂⋊₅C₄	central extension (φ=1)	448		C2.2Dic56	448,61

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Extensions 1→N→G→Q→1 with N=C2 and Q=Dic56