σ₀ = (1,2,3,4,5,6,7), σ₁ = (1,3,2,4,6,7,5), σ∞ = (1,6,7,4)(2,5)
σ₀ = (1,3,2,7,5,6,4), σ₁ = (1,6,4,2,7,5,3), σ∞ = (1,6,7,4)(2,5)
σ₀ = (1,7,4,2,6,3,5), σ₁ = (1,7,2,3,6,5,4), σ∞ = (1,6,7,4)(2,5)
σ₀ = (1,7,5,6,2,3,4), σ₁ = (1,3,2,7,5,6,4), σ∞ = (1,6,7,4)(2,5)