Extensions 1→N→G→Q→1 with N=C₂ and Q=C₆₀.C₄

Direct product G=N×Q with N=C₂ and Q=C₆₀.C₄

		d	ρ	Label	ID
C₂×C₆₀.C₄		240		C2xC60.C4	480,1060

Non-split extensions G=N.Q with N=C₂ and Q=C₆₀.C₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₆₀.C₄) = C₂₄.F₅	central extension (φ=1)	240	4	C2.1(C60.C4)	480,294
C₂.₂(C₆₀.C₄) = C₄×C₁₅⋊C₈	central extension (φ=1)	480		C2.2(C60.C4)	480,305
C₂.₃(C₆₀.C₄) = C₁₂₀.C₄	central stem extension (φ=1)	240	4	C2.3(C60.C4)	480,295
C₂.₄(C₆₀.C₄) = C₃₀.₇M₄(2)	central stem extension (φ=1)	240		C2.4(C60.C4)	480,308
C₂.₅(C₆₀.C₄) = Dic₅.₁₃D₁₂	central stem extension (φ=1)	480		C2.5(C60.C4)	480,309

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