Extensions 1→N→G→Q→1 with N=C₂ and Q=A₄×C₁₈

Direct product G=N×Q with N=C₂ and Q=A₄×C₁₈

		d	ρ	Label	ID
A₄×C₂×C₁₈		108		A4xC2xC18	432,546

Non-split extensions G=N.Q with N=C₂ and Q=A₄×C₁₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(A₄×C₁₈) = A₄×C₃₆	central extension (φ=1)	108	3	C2.1(A4xC18)	432,325
C₂.₂(A₄×C₁₈) = C₁₈×SL₂(𝔽₃)	central stem extension (φ=1)	144		C2.2(A4xC18)	432,327
C₂.₃(A₄×C₁₈) = C₉×C₄.A₄	central stem extension (φ=1)	144	2	C2.3(A4xC18)	432,329

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Extensions 1→N→G→Q→1 with N=C2 and Q=A4×C18