Extensions 1→N→G→Q→1 with N=C₂ and Q=D₂₀.₃C₄

Direct product G=N×Q with N=C₂ and Q=D₂₀.₃C₄

		d	ρ	Label	ID
C₂×D₂₀.₃C₄		160		C2xD20.3C4	320,1410

Non-split extensions G=N.Q with N=C₂ and Q=D₂₀.₃C₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(D₂₀.₃C₄) = C₈×Dic₁₀	central extension (φ=1)	320		C2.1(D20.3C4)	320,305
C₂.₂(D₂₀.₃C₄) = C₈×D₂₀	central extension (φ=1)	160		C2.2(D20.3C4)	320,313
C₂.₃(D₂₀.₃C₄) = D₁₀.₅C₄²	central extension (φ=1)	160		C2.3(D20.3C4)	320,316
C₂.₄(D₂₀.₃C₄) = C₂₀.₄₂C₄²	central extension (φ=1)	160		C2.4(D20.3C4)	320,728
C₂.₅(D₂₀.₃C₄) = C₈×C₅⋊D₄	central extension (φ=1)	160		C2.5(D20.3C4)	320,736
C₂.₆(D₂₀.₃C₄) = C₄₀⋊₁₁Q₈	central stem extension (φ=1)	320		C2.6(D20.3C4)	320,306
C₂.₇(D₂₀.₃C₄) = C₈⋊₆D₂₀	central stem extension (φ=1)	160		C2.7(D20.3C4)	320,315
C₂.₈(D₂₀.₃C₄) = C₄².₂₄₃D₁₀	central stem extension (φ=1)	160		C2.8(D20.3C4)	320,317
C₂.₉(D₂₀.₃C₄) = C₄₀⋊₈C₄⋊C₂	central stem extension (φ=1)	160		C2.9(D20.3C4)	320,347
C₂.₁₀(D₂₀.₃C₄) = C₂²⋊C₈⋊D₅	central stem extension (φ=1)	160		C2.10(D20.3C4)	320,354
C₂.₁₁(D₂₀.₃C₄) = D₁₀⋊₄M₄(2)	central stem extension (φ=1)	160		C2.11(D20.3C4)	320,355
C₂.₁₂(D₂₀.₃C₄) = Dic₅⋊₂M₄(2)	central stem extension (φ=1)	160		C2.12(D20.3C4)	320,356
C₂.₁₃(D₂₀.₃C₄) = Dic₅.₅M₄(2)	central stem extension (φ=1)	320		C2.13(D20.3C4)	320,455
C₂.₁₄(D₂₀.₃C₄) = D₁₀⋊₅M₄(2)	central stem extension (φ=1)	160		C2.14(D20.3C4)	320,463
C₂.₁₅(D₂₀.₃C₄) = C₄².₃₀D₁₀	central stem extension (φ=1)	160		C2.15(D20.3C4)	320,466
C₂.₁₆(D₂₀.₃C₄) = C₄².₃₁D₁₀	central stem extension (φ=1)	160		C2.16(D20.3C4)	320,467
C₂.₁₇(D₂₀.₃C₄) = C₂₀.₆₅(C₄⋊C₄)	central stem extension (φ=1)	160		C2.17(D20.3C4)	320,729
C₂.₁₈(D₂₀.₃C₄) = (C₂²×C₈)⋊D₅	central stem extension (φ=1)	160		C2.18(D20.3C4)	320,737
C₂.₁₉(D₂₀.₃C₄) = C₄₀⋊₃₂D₄	central stem extension (φ=1)	160		C2.19(D20.3C4)	320,738

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