Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂×C₉.A₄

Direct product G=N×Q with N=C₂ and Q=C₂×C₉.A₄

		d	ρ	Label	ID
C₂²×C₉.A₄		108		C2^2xC9.A4	432,225

Non-split extensions G=N.Q with N=C₂ and Q=C₂×C₉.A₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂×C₉.A₄) = C₄×C₉.A₄	central extension (φ=1)	108	3	C2.1(C2xC9.A4)	432,40
C₂.₂(C₂×C₉.A₄) = C₂×Q₈⋊C₂₇	central stem extension (φ=1)	432		C2.2(C2xC9.A4)	432,41
C₂.₃(C₂×C₉.A₄) = Q₈.C₅₄	central stem extension (φ=1)	216	2	C2.3(C2xC9.A4)	432,42

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Extensions 1→N→G→Q→1 with N=C2 and Q=C2×C9.A4