Extensions 1→N→G→Q→1 with N=C₂₁₇ and Q=C₂

Direct product G=N×Q with N=C₂₁₇ and Q=C₂

		d	ρ	Label	ID
C₄₃₄		434	1	C434	434,4

Semidirect products G=N:Q with N=C₂₁₇ and Q=C₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₂₁₇⋊₁C₂ = D₂₁₇	φ: C₂/C₁ → C₂ ⊆ Aut C₂₁₇	217	2+	C217:1C2	434,3
C₂₁₇⋊₂C₂ = C₇×D₃₁	φ: C₂/C₁ → C₂ ⊆ Aut C₂₁₇	217	2	C217:2C2	434,2
C₂₁₇⋊₃C₂ = D₇×C₃₁	φ: C₂/C₁ → C₂ ⊆ Aut C₂₁₇	217	2	C217:3C2	434,1

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