Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂×D₅.D₅

Direct product G=N×Q with N=C₂ and Q=C₂×D₅.D₅

		d	ρ	Label	ID
C₂²×D₅.D₅		80		C2^2xD5.D5	400,215

Non-split extensions G=N.Q with N=C₂ and Q=C₂×D₅.D₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂×D₅.D₅) = C₂₀.₁₄F₅	central extension (φ=1)	80	4	C2.1(C2xD5.D5)	400,142
C₂.₂(C₂×D₅.D₅) = C₄×D₅.D₅	central extension (φ=1)	80	4	C2.2(C2xD5.D5)	400,144
C₂.₃(C₂×D₅.D₅) = C₂×C₅²⋊₃C₈	central extension (φ=1)	80		C2.3(C2xD5.D5)	400,146
C₂.₄(C₂×D₅.D₅) = C₂₀.₁₂F₅	central stem extension (φ=1)	80	4	C2.4(C2xD5.D5)	400,143
C₂.₅(C₂×D₅.D₅) = C₂₀⋊₅F₅	central stem extension (φ=1)	80	4	C2.5(C2xD5.D5)	400,145
C₂.₆(C₂×D₅.D₅) = C₁₀².C₄	central stem extension (φ=1)	40	4	C2.6(C2xD5.D5)	400,147
C₂.₇(C₂×D₅.D₅) = D₁₀.D₁₀	central stem extension (φ=1)	40	4	C2.7(C2xD5.D5)	400,148

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