Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂×C₁₂₄

Direct product G=N×Q with N=C₂ and Q=C₂×C₁₂₄

		d	ρ	Label	ID
C₂²×C₁₂₄		496		C2^2xC124	496,37

Non-split extensions G=N.Q with N=C₂ and Q=C₂×C₁₂₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂×C₁₂₄) = C₂²⋊C₄×C₃₁	central stem extension (φ=1)	248		C2.1(C2xC124)	496,20
C₂.₂(C₂×C₁₂₄) = C₄⋊C₄×C₃₁	central stem extension (φ=1)	496		C2.2(C2xC124)	496,21
C₂.₃(C₂×C₁₂₄) = M₄(2)×C₃₁	central stem extension (φ=1)	248	2	C2.3(C2xC124)	496,23

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Extensions 1→N→G→Q→1 with N=C2 and Q=C2×C124