Extensions 1→N→G→Q→1 with N=C₂ and Q=C₃₀.D₄

Direct product G=N×Q with N=C₂ and Q=C₃₀.D₄

		d	ρ	Label	ID
C₂×C₃₀.D₄		240		C2xC30.D4	480,384

Non-split extensions G=N.Q with N=C₂ and Q=C₃₀.D₄

extension	φ:Q→Aut N	d	Label	ID
C₂.₁(C₃₀.D₄) = C₆₀.₇₇D₄	central extension (φ=1)	240	C2.1(C30.D4)	480,42
C₂.₂(C₃₀.D₄) = C₃₀.Q₁₆	central extension (φ=1)	480	C2.2(C30.D4)	480,46
C₂.₃(C₃₀.D₄) = C₃₀.SD₁₆	central extension (φ=1)	480	C2.3(C30.D4)	480,62

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Extensions 1→N→G→Q→1 with N=C2 and Q=C30.D4