Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂×F₅

Direct product G=N×Q with N=C₂ and Q=C₂×F₅

		d	ρ	Label	ID
C₂²×F₅		20		C2^2xF5	80,50

Non-split extensions G=N.Q with N=C₂ and Q=C₂×F₅

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂×F₅) = D₅⋊C₈	central extension (φ=1)	40	4	C2.1(C2xF5)	80,28
C₂.₂(C₂×F₅) = C₄×F₅	central extension (φ=1)	20	4	C2.2(C2xF5)	80,30
C₂.₃(C₂×F₅) = C₂×C₅⋊C₈	central extension (φ=1)	80		C2.3(C2xF5)	80,32
C₂.₄(C₂×F₅) = C₄.F₅	central stem extension (φ=1)	40	4	C2.4(C2xF5)	80,29
C₂.₅(C₂×F₅) = C₄⋊F₅	central stem extension (φ=1)	20	4	C2.5(C2xF5)	80,31
C₂.₆(C₂×F₅) = C₂².F₅	central stem extension (φ=1)	40	4-	C2.6(C2xF5)	80,33
C₂.₇(C₂×F₅) = C₂²⋊F₅	central stem extension (φ=1)	20	4+	C2.7(C2xF5)	80,34

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