Extensions 1→N→G→Q→1 with N=C₂xC₁₀ and Q=D₁₁

Direct product G=NxQ with N=C₂xC₁₀ and Q=D₁₁

		d	ρ	Label	ID
C₂xC₁₀xD₁₁		220		C2xC10xD11	440,48

Semidirect products G=N:Q with N=C₂xC₁₀ and Q=D₁₁

extension	φ:Q→Aut N	d	ρ	Label	ID
(C₂xC₁₀):₁D₁₁ = C₅xC₁₁:D₄	φ: D₁₁/C₁₁ → C₂ ⊆ Aut C₂xC₁₀	220	2	(C2xC10):1D11	440,28
(C₂xC₁₀):₂D₁₁ = C₅₅:₇D₄	φ: D₁₁/C₁₁ → C₂ ⊆ Aut C₂xC₁₀	220	2	(C2xC10):2D11	440,38
(C₂xC₁₀):₃D₁₁ = C₂²xD₅₅	φ: D₁₁/C₁₁ → C₂ ⊆ Aut C₂xC₁₀	220		(C2xC10):3D11	440,50

Non-split extensions G=N.Q with N=C₂xC₁₀ and Q=D₁₁

extension	φ:Q→Aut N	d	ρ	Label	ID
(C₂xC₁₀).D₁₁ = C₂xDic₅₅	φ: D₁₁/C₁₁ → C₂ ⊆ Aut C₂xC₁₀	440		(C2xC10).D11	440,37
(C₂xC₁₀).₂D₁₁ = C₁₀xDic₁₁	central extension (φ=1)	440		(C2xC10).2D11	440,27

Extensions 1→N→G→Q→1 with N=C2xC10 and Q=D11