Extensions 1→N→G→Q→1 with N=C₂ and Q=C₉⋊S₄

Direct product G=N×Q with N=C₂ and Q=C₉⋊S₄

		d	ρ	Label	ID
C₂×C₉⋊S₄		54	6+	C2xC9:S4	432,536

Non-split extensions G=N.Q with N=C₂ and Q=C₉⋊S₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₉⋊S₄) = A₄⋊Dic₉	central extension (φ=1)	108	6-	C2.1(C9:S4)	432,254
C₂.₂(C₉⋊S₄) = C₁₈.₅S₄	central stem extension (φ=1)	144	4-	C2.2(C9:S4)	432,252
C₂.₃(C₉⋊S₄) = C₁₈.₆S₄	central stem extension (φ=1)	72	4+	C2.3(C9:S4)	432,253

⋊

ℤ

𝔽

○

≀

ℚ

◁

Extensions 1→N→G→Q→1 with N=C2 and Q=C9⋊S4