Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂×C₉⋊C₁₂

Direct product G=N×Q with N=C₂ and Q=C₂×C₉⋊C₁₂

		d	ρ	Label	ID
C₂²×C₉⋊C₁₂		144		C2^2xC9:C12	432,378

Non-split extensions G=N.Q with N=C₂ and Q=C₂×C₉⋊C₁₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂×C₉⋊C₁₂) = C₂×C₉⋊C₂₄	central extension (φ=1)	144		C2.1(C2xC9:C12)	432,142
C₂.₂(C₂×C₉⋊C₁₂) = C₄×C₉⋊C₁₂	central extension (φ=1)	144		C2.2(C2xC9:C12)	432,144
C₂.₃(C₂×C₉⋊C₁₂) = C₃₆.C₁₂	central stem extension (φ=1)	72	6	C2.3(C2xC9:C12)	432,143
C₂.₄(C₂×C₉⋊C₁₂) = C₃₆⋊C₁₂	central stem extension (φ=1)	144		C2.4(C2xC9:C12)	432,146
C₂.₅(C₂×C₉⋊C₁₂) = C₆².₂₇D₆	central stem extension (φ=1)	72		C2.5(C2xC9:C12)	432,167

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