Extensions 1→N→G→Q→1 with N=C₂ and Q=C₅×D₂₅

Direct product G=N×Q with N=C₂ and Q=C₅×D₂₅

		d	ρ	Label	ID
C₁₀×D₂₅		100	2	C10xD25	500,28

Non-split extensions G=N.Q with N=C₂ and Q=C₅×D₂₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.(C₅×D₂₅) = C₅×Dic₂₅	central extension (φ=1)	100	2	C2.(C5xD25)	500,6

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Extensions 1→N→G→Q→1 with N=C2 and Q=C5×D25