Extensions 1→N→G→Q→1 with N=C₂ and Q=D₄₀:₇C₂

Direct product G=NxQ with N=C₂ and Q=D₄₀:₇C₂

		d	ρ	Label	ID
C₂xD₄₀:₇C₂		160		C2xD40:7C2	320,1413

Non-split extensions G=N.Q with N=C₂ and Q=D₄₀:₇C₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₄₀:₇C₂) = C₄xC₄₀:C₂	central extension (φ=1)	160		C2.1(D40:7C2)	320,318
C₂.₂(D₄₀:₇C₂) = C₄xD₄₀	central extension (φ=1)	160		C2.2(D40:7C2)	320,319
C₂.₃(D₄₀:₇C₂) = C₄xDic₂₀	central extension (φ=1)	320		C2.3(D40:7C2)	320,325
C₂.₄(D₄₀:₇C₂) = C₂³.₂₂D₂₀	central extension (φ=1)	160		C2.4(D40:7C2)	320,733
C₂.₅(D₄₀:₇C₂) = C₂³.₂₃D₂₀	central extension (φ=1)	160		C2.5(D40:7C2)	320,740
C₂.₆(D₄₀:₇C₂) = C₄₀.₁₃Q₈	central stem extension (φ=1)	320		C2.6(D40:7C2)	320,310
C₂.₇(D₄₀:₇C₂) = C₈.₈D₂₀	central stem extension (φ=1)	160		C2.7(D40:7C2)	320,323
C₂.₈(D₄₀:₇C₂) = C₄².₂₆₄D₁₀	central stem extension (φ=1)	160		C2.8(D40:7C2)	320,324
C₂.₉(D₄₀:₇C₂) = C₂³.₁₀D₂₀	central stem extension (φ=1)	160		C2.9(D40:7C2)	320,350
C₂.₁₀(D₄₀:₇C₂) = D₂₀.₃₂D₄	central stem extension (φ=1)	160		C2.10(D40:7C2)	320,360
C₂.₁₁(D₄₀:₇C₂) = D₂₀:₁₄D₄	central stem extension (φ=1)	160		C2.11(D40:7C2)	320,361
C₂.₁₂(D₄₀:₇C₂) = C₂³.₁₃D₂₀	central stem extension (φ=1)	160		C2.12(D40:7C2)	320,364
C₂.₁₃(D₄₀:₇C₂) = Dic₁₀.₃Q₈	central stem extension (φ=1)	320		C2.13(D40:7C2)	320,456
C₂.₁₄(D₄₀:₇C₂) = D₂₀.₁₉D₄	central stem extension (φ=1)	160		C2.14(D40:7C2)	320,471
C₂.₁₅(D₄₀:₇C₂) = C₄².₃₆D₁₀	central stem extension (φ=1)	160		C2.15(D40:7C2)	320,472
C₂.₁₆(D₄₀:₇C₂) = D₂₀.₃Q₈	central stem extension (φ=1)	160		C2.16(D40:7C2)	320,474
C₂.₁₇(D₄₀:₇C₂) = C₄₀:₃₀D₄	central stem extension (φ=1)	160		C2.17(D40:7C2)	320,741
C₂.₁₈(D₄₀:₇C₂) = C₄₀:₂₉D₄	central stem extension (φ=1)	160		C2.18(D40:7C2)	320,742
C₂.₁₉(D₄₀:₇C₂) = C₄₀.₈₂D₄	central stem extension (φ=1)	160		C2.19(D40:7C2)	320,743

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