∫01(1-x2)λ-12⁢C2⁢n(λ)⁡(x)⁢cos⁡(x⁢y)⁢ⅆ⁡x=(-1)n⁢π⁢Γ⁡(2⁢n+2⁢λ)⁢Jλ+2⁢n⁡(y)(2⁢n)!⁢Γ⁡(λ)⁢(2⁢y)λ,