Extensions 1→N→G→Q→1 with N=C₁₃₅ and Q=C₂

Direct product G=N×Q with N=C₁₃₅ and Q=C₂

		d	ρ	Label	ID
C₂₇₀		270	1	C270	270,4

Semidirect products G=N:Q with N=C₁₃₅ and Q=C₂

extension	φ:Q→Aut N	d	ρ	Label	ID
C₁₃₅⋊₁C₂ = D₁₃₅	φ: C₂/C₁ → C₂ ⊆ Aut C₁₃₅	135	2+	C135:1C2	270,3
C₁₃₅⋊₂C₂ = C₅×D₂₇	φ: C₂/C₁ → C₂ ⊆ Aut C₁₃₅	135	2	C135:2C2	270,1
C₁₃₅⋊₃C₂ = D₅×C₂₇	φ: C₂/C₁ → C₂ ⊆ Aut C₁₃₅	135	2	C135:3C2	270,2

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