Extensions 1→N→G→Q→1 with N=C₉ and Q=C₂xD₄

Direct product G=NxQ with N=C₉ and Q=C₂xD₄

		d	ρ	Label	ID
D₄xC₁₈		72		D4xC18	144,48

Semidirect products G=N:Q with N=C₉ and Q=C₂xD₄

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉:₁(C₂xD₄) = C₂xD₃₆	φ: C₂xD₄/C₂xC₄ → C₂ ⊆ Aut C₉	72		C9:1(C2xD4)	144,39
C₉:₂(C₂xD₄) = D₄xD₉	φ: C₂xD₄/D₄ → C₂ ⊆ Aut C₉	36	4+	C9:2(C2xD4)	144,41
C₉:₃(C₂xD₄) = C₂xC₉:D₄	φ: C₂xD₄/C₂³ → C₂ ⊆ Aut C₉	72		C9:3(C2xD4)	144,46

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