Extensions 1→N→G→Q→1 with N=C₂ and Q=D₁₀₅

Direct product G=N×Q with N=C₂ and Q=D₁₀₅

		d	ρ	Label	ID
D₂₁₀		210	2+	D210	420,40

Non-split extensions G=N.Q with N=C₂ and Q=D₁₀₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.D₁₀₅ = Dic₁₀₅	central extension (φ=1)	420	2-	C2.D105	420,11

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Extensions 1→N→G→Q→1 with N=C2 and Q=D105