Extensions 1→N→G→Q→1 with N=C₂ and Q=A₄xC₂₀

Direct product G=NxQ with N=C₂ and Q=A₄xC₂₀

		d	ρ	Label	ID
A₄xC₂xC₂₀		120		A4xC2xC20	480,1126

Non-split extensions G=N.Q with N=C₂ and Q=A₄xC₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(A₄xC₂₀) = A₄xC₄₀	central extension (φ=1)	120	3	C2.1(A4xC20)	480,659
C₂.₂(A₄xC₂₀) = C₂₀xSL₂(F₃)	central stem extension (φ=1)	160		C2.2(A4xC20)	480,655
C₂.₃(A₄xC₂₀) = C₅xC₈.A₄	central stem extension (φ=1)	160	2	C2.3(A4xC20)	480,660

Extensions 1→N→G→Q→1 with N=C2 and Q=A4xC20