Extensions 1→N→G→Q→1 with N=C₉ and Q=C₂xC₂₀

Direct product G=NxQ with N=C₉ and Q=C₂xC₂₀

		d	ρ	Label	ID
C₂xC₁₈₀		360		C2xC180	360,30

Semidirect products G=N:Q with N=C₉ and Q=C₂xC₂₀

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉:₁(C₂xC₂₀) = D₉xC₂₀	φ: C₂xC₂₀/C₂₀ → C₂ ⊆ Aut C₉	180	2	C9:1(C2xC20)	360,21
C₉:₂(C₂xC₂₀) = C₁₀xDic₉	φ: C₂xC₂₀/C₂xC₁₀ → C₂ ⊆ Aut C₉	360		C9:2(C2xC20)	360,23

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