Extensions 1→N→G→Q→1 with N=C₉○He₃ and Q=C₄

Direct product G=N×Q with N=C₉○He₃ and Q=C₄

		d	ρ	Label	ID
C₄×C₉○He₃		108	3	C4xC9oHe3	324,108

Semidirect products G=N:Q with N=C₉○He₃ and Q=C₄

extension	φ:Q→Out N	d	ρ	Label	ID
C₉○He₃⋊C₄ = He₃.₃C₁₂	φ: C₄/C₁ → C₄ ⊆ Out C₉○He₃	54	3	C9oHe3:C4	324,111
C₉○He₃⋊₂C₄ = He₃.₄Dic₃	φ: C₄/C₂ → C₂ ⊆ Out C₉○He₃	108	6-	C9oHe3:2C4	324,101
C₉○He₃⋊₃C₄ = He₃.₅C₁₂	φ: C₄/C₂ → C₂ ⊆ Out C₉○He₃	108	3	C9oHe3:3C4	324,102

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