Extensions 1→N→G→Q→1 with N=C₂ and Q=C₂xC₄.Q₈

Direct product G=NxQ with N=C₂ and Q=C₂xC₄.Q₈

		d	ρ	Label	ID
C₂²xC₄.Q₈		128		C2^2xC4.Q8	128,1639

Non-split extensions G=N.Q with N=C₂ and Q=C₂xC₄.Q₈

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂.₁(C₂xC₄.Q₈) = C₂xC₈:₂C₈	central extension (φ=1)	128		C2.1(C2xC4.Q8)	128,294
C₂.₂(C₂xC₄.Q₈) = C₂xC₂².₄Q₁₆	central extension (φ=1)	128		C2.2(C2xC4.Q8)	128,466
C₂.₃(C₂xC₄.Q₈) = C₄xC₄.Q₈	central extension (φ=1)	128		C2.3(C2xC4.Q8)	128,506
C₂.₄(C₂xC₄.Q₈) = C₈:₈M₄(2)	central stem extension (φ=1)	64		C2.4(C2xC4.Q8)	128,298
C₂.₅(C₂xC₄.Q₈) = C₄².₉₀D₄	central stem extension (φ=1)	64		C2.5(C2xC4.Q8)	128,302
C₂.₆(C₂xC₄.Q₈) = C₂⁴.₁₃₃D₄	central stem extension (φ=1)	64		C2.6(C2xC4.Q8)	128,539
C₂.₇(C₂xC₄.Q₈) = C₄².₅₅Q₈	central stem extension (φ=1)	128		C2.7(C2xC4.Q8)	128,566
C₂.₈(C₂xC₄.Q₈) = C₄².₅₈Q₈	central stem extension (φ=1)	128		C2.8(C2xC4.Q8)	128,576
C₂.₉(C₂xC₄.Q₈) = C₂⁴.₁₅₉D₄	central stem extension (φ=1)	64		C2.9(C2xC4.Q8)	128,585
C₂.₁₀(C₂xC₄.Q₈) = C₄².₃₀Q₈	central stem extension (φ=1)	128		C2.10(C2xC4.Q8)	128,680
C₂.₁₁(C₂xC₄.Q₈) = C₂xC₈.Q₈	central stem extension (φ=1)	32		C2.11(C2xC4.Q8)	128,886
C₂.₁₂(C₂xC₄.Q₈) = M₅(2):₃C₄	central stem extension (φ=1)	32	4	C2.12(C2xC4.Q8)	128,887

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