Extensions 1→N→G→Q→1 with N=C₂ and Q=Dic₅₇

Direct product G=N×Q with N=C₂ and Q=Dic₅₇

		d	ρ	Label	ID
C₂×Dic₅₇		456		C2xDic57	456,37

Non-split extensions G=N.Q with N=C₂ and Q=Dic₅₇

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.Dic₅₇ = C₅₇⋊C₈	central extension (φ=1)	456	2	C2.Dic57	456,5

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Extensions 1→N→G→Q→1 with N=C2 and Q=Dic57