Extensions 1→N→G→Q→1 with N=C₂ and Q=C₃×C₄○D₂₀

Direct product G=N×Q with N=C₂ and Q=C₃×C₄○D₂₀

		d	ρ	Label	ID
C₆×C₄○D₂₀		240		C6xC4oD20	480,1138

Non-split extensions G=N.Q with N=C₂ and Q=C₃×C₄○D₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₃×C₄○D₂₀) = C₁₂×Dic₁₀	central extension (φ=1)	480		C2.1(C3xC4oD20)	480,661
C₂.₂(C₃×C₄○D₂₀) = C₃×C₄²⋊D₅	central extension (φ=1)	240		C2.2(C3xC4oD20)	480,665
C₂.₃(C₃×C₄○D₂₀) = C₁₂×D₂₀	central extension (φ=1)	240		C2.3(C3xC4oD20)	480,666
C₂.₄(C₃×C₄○D₂₀) = C₃×C₂³.₂₁D₁₀	central extension (φ=1)	240		C2.4(C3xC4oD20)	480,719
C₂.₅(C₃×C₄○D₂₀) = C₁₂×C₅⋊D₄	central extension (φ=1)	240		C2.5(C3xC4oD20)	480,721
C₂.₆(C₃×C₄○D₂₀) = C₃×C₂₀.₆Q₈	central stem extension (φ=1)	480		C2.6(C3xC4oD20)	480,663
C₂.₇(C₃×C₄○D₂₀) = C₃×C₄.D₂₀	central stem extension (φ=1)	240		C2.7(C3xC4oD20)	480,668
C₂.₈(C₃×C₄○D₂₀) = C₃×C₄²⋊₂D₅	central stem extension (φ=1)	240		C2.8(C3xC4oD20)	480,669
C₂.₉(C₃×C₄○D₂₀) = C₃×C₂³.D₁₀	central stem extension (φ=1)	240		C2.9(C3xC4oD20)	480,672
C₂.₁₀(C₃×C₄○D₂₀) = C₃×D₁₀.₁₂D₄	central stem extension (φ=1)	240		C2.10(C3xC4oD20)	480,676
C₂.₁₁(C₃×C₄○D₂₀) = C₃×D₁₀⋊D₄	central stem extension (φ=1)	240		C2.11(C3xC4oD20)	480,677
C₂.₁₂(C₃×C₄○D₂₀) = C₃×Dic₅.₅D₄	central stem extension (φ=1)	240		C2.12(C3xC4oD20)	480,678
C₂.₁₃(C₃×C₄○D₂₀) = C₃×Dic₅.Q₈	central stem extension (φ=1)	480		C2.13(C3xC4oD20)	480,682
C₂.₁₄(C₃×C₄○D₂₀) = C₃×D₁₀.₁₃D₄	central stem extension (φ=1)	240		C2.14(C3xC4oD20)	480,687
C₂.₁₅(C₃×C₄○D₂₀) = C₃×D₁₀⋊Q₈	central stem extension (φ=1)	240		C2.15(C3xC4oD20)	480,689
C₂.₁₆(C₃×C₄○D₂₀) = C₃×C₄⋊C₄⋊D₅	central stem extension (φ=1)	240		C2.16(C3xC4oD20)	480,691
C₂.₁₇(C₃×C₄○D₂₀) = C₃×C₂₀.₄₈D₄	central stem extension (φ=1)	240		C2.17(C3xC4oD20)	480,717
C₂.₁₈(C₃×C₄○D₂₀) = C₃×C₂³.₂₃D₁₀	central stem extension (φ=1)	240		C2.18(C3xC4oD20)	480,722
C₂.₁₉(C₃×C₄○D₂₀) = C₃×C₂₀⋊₇D₄	central stem extension (φ=1)	240		C2.19(C3xC4oD20)	480,723

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