Extensions 1→N→G→Q→1 with N=C₉ and Q=C₄₂

Direct product G=N×Q with N=C₉ and Q=C₄₂

		d	ρ	Label	ID
C₃×C₁₂₆		378		C3xC126	378,44

Semidirect products G=N:Q with N=C₉ and Q=C₄₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₉⋊C₄₂ = C₇×C₉⋊C₆	φ: C₄₂/C₇ → C₆ ⊆ Aut C₉	63	6	C9:C42	378,35
C₉⋊₂C₄₂ = C₁₄×3_-¹⁺²	φ: C₄₂/C₁₄ → C₃ ⊆ Aut C₉	126	3	C9:2C42	378,46
C₉⋊₃C₄₂ = D₉×C₂₁	φ: C₄₂/C₂₁ → C₂ ⊆ Aut C₉	126	2	C9:3C42	378,32

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