Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂×C₂₀

Direct product G=N×Q with N=C₂ and Q=C₂×C₂₀

		d	ρ	Label	ID
C₂²×C₂₀		80		C2^2xC20	80,45

Non-split extensions G=N.Q with N=C₂ and Q=C₂×C₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂×C₂₀) = C₅×C₂²⋊C₄	central stem extension (φ=1)	40		C2.1(C2xC20)	80,21
C₂.₂(C₂×C₂₀) = C₅×C₄⋊C₄	central stem extension (φ=1)	80		C2.2(C2xC20)	80,22
C₂.₃(C₂×C₂₀) = C₅×M₄(2)	central stem extension (φ=1)	40	2	C2.3(C2xC20)	80,24

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Extensions 1→N→G→Q→1 with N=C2 and Q=C2×C20