Extensions 1→N→G→Q→1 with N=C₂ and Q=D₁₂₅

Direct product G=N×Q with N=C₂ and Q=D₁₂₅

		d	ρ	Label	ID
D₂₅₀		250	2+	D250	500,4

Non-split extensions G=N.Q with N=C₂ and Q=D₁₂₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.D₁₂₅ = Dic₁₂₅	central extension (φ=1)	500	2-	C2.D125	500,1

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Extensions 1→N→G→Q→1 with N=C2 and Q=D125