Extensions 1→N→G→Q→1 with N=C₂ and Q=C₄○D₂₀

Direct product G=N×Q with N=C₂ and Q=C₄○D₂₀

		d	ρ	Label	ID
C₂×C₄○D₂₀		80		C2xC4oD20	160,216

Non-split extensions G=N.Q with N=C₂ and Q=C₄○D₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₄○D₂₀) = C₄×Dic₁₀	central extension (φ=1)	160		C2.1(C4oD20)	160,89
C₂.₂(C₄○D₂₀) = C₄²⋊D₅	central extension (φ=1)	80		C2.2(C4oD20)	160,93
C₂.₃(C₄○D₂₀) = C₄×D₂₀	central extension (φ=1)	80		C2.3(C4oD20)	160,94
C₂.₄(C₄○D₂₀) = C₂³.₂₁D₁₀	central extension (φ=1)	80		C2.4(C4oD20)	160,147
C₂.₅(C₄○D₂₀) = C₄×C₅⋊D₄	central extension (φ=1)	80		C2.5(C4oD20)	160,149
C₂.₆(C₄○D₂₀) = C₂₀.₆Q₈	central stem extension (φ=1)	160		C2.6(C4oD20)	160,91
C₂.₇(C₄○D₂₀) = C₄.D₂₀	central stem extension (φ=1)	80		C2.7(C4oD20)	160,96
C₂.₈(C₄○D₂₀) = C₄²⋊₂D₅	central stem extension (φ=1)	80		C2.8(C4oD20)	160,97
C₂.₉(C₄○D₂₀) = C₂³.D₁₀	central stem extension (φ=1)	80		C2.9(C4oD20)	160,100
C₂.₁₀(C₄○D₂₀) = D₁₀.₁₂D₄	central stem extension (φ=1)	80		C2.10(C4oD20)	160,104
C₂.₁₁(C₄○D₂₀) = D₁₀⋊D₄	central stem extension (φ=1)	80		C2.11(C4oD20)	160,105
C₂.₁₂(C₄○D₂₀) = Dic₅.₅D₄	central stem extension (φ=1)	80		C2.12(C4oD20)	160,106
C₂.₁₃(C₄○D₂₀) = Dic₅.Q₈	central stem extension (φ=1)	160		C2.13(C4oD20)	160,110
C₂.₁₄(C₄○D₂₀) = D₁₀.₁₃D₄	central stem extension (φ=1)	80		C2.14(C4oD20)	160,115
C₂.₁₅(C₄○D₂₀) = D₁₀⋊Q₈	central stem extension (φ=1)	80		C2.15(C4oD20)	160,117
C₂.₁₆(C₄○D₂₀) = C₄⋊C₄⋊D₅	central stem extension (φ=1)	80		C2.16(C4oD20)	160,119
C₂.₁₇(C₄○D₂₀) = C₂₀.₄₈D₄	central stem extension (φ=1)	80		C2.17(C4oD20)	160,145
C₂.₁₈(C₄○D₂₀) = C₂³.₂₃D₁₀	central stem extension (φ=1)	80		C2.18(C4oD20)	160,150
C₂.₁₉(C₄○D₂₀) = C₂₀⋊₇D₄	central stem extension (φ=1)	80		C2.19(C4oD20)	160,151

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