Extensions 1→N→G→Q→1 with N=C₅ and Q=C₉:D₄

Direct product G=NxQ with N=C₅ and Q=C₉:D₄

		d	ρ	Label	ID
C₅xC₉:D₄		180	2	C5xC9:D4	360,24

Semidirect products G=N:Q with N=C₅ and Q=C₉:D₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₅:₁(C₉:D₄) = C₉:D₂₀	φ: C₉:D₄/Dic₉ → C₂ ⊆ Aut C₅	180	4+	C5:1(C9:D4)	360,13
C₅:₂(C₉:D₄) = C₄₅:D₄	φ: C₉:D₄/D₁₈ → C₂ ⊆ Aut C₅	180	4-	C5:2(C9:D4)	360,12
C₅:₃(C₉:D₄) = C₄₅:₇D₄	φ: C₉:D₄/C₂xC₁₈ → C₂ ⊆ Aut C₅	180	2	C5:3(C9:D4)	360,29

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