A triangle of coefficients based on the squares of the Chebyshev T and U polynomials: p(x,n)=If[Mod[n, 2] == 0, (ChebyshevT[n + 1, x]^2 + x^2*ChebyshevU[n, x]^2)/(2*x^2), (-1 + ChebyshevT[n + 1, x]^2 + x^2*ChebyshevU[n, x]^2)/(2*x^2)].
A173335
A triangle of coefficients based on the squares of the Chebyshev T and U polynomials: p(x,n)=If[Mod[n, 2] == 0, (ChebyshevT[n + 1, x]^2 + x^2*ChebyshevU[n, x]^2)/(2*x^2), (-1 + ChebyshevT[n + 1, x]^2 + x^2*ChebyshevU[n, x]^2)/(2*x^2)].
Terms
- a(0) =1a(1) =-2a(2) =0a(3) =4a(4) =5a(5) =0a(6) =-16a(7) =0a(8) =16a(9) =-8a(10) =0a(11) =48a(12) =0a(13) =-96a(14) =0a(15) =64a(16) =13a(17) =0a(18) =-112a(19) =0a(20) =368a(21) =0a(22) =-512a(23) =0a(24) =256a(25) =-18a(26) =0a(27) =228a(28) =0a(29) =-1088
External references
- oeis: A173335