-92160
domain: Z
Appears in sequences
- Coefficient table for Chebyshev's U(2*n,x) polynomials in decreasing powers of (1-x^2).at n=30A127675
- Triangular array read by rows, from polynomial recursion for every other term of Chebyshev orthogonal polynomials of the second kind: U(x,n)=Sin((n+1)*ArcSin(x))/Sin(ArcSin(x)) As q(x,n)=-2*(-1+2*x^2)*q(x,n-1)-q(x,n-1).at n=59A137335
- Triangle used for the integral of even powers of the sine and cosine functions.at n=34A254933
- a(n) = Sum_{k=0..n} k^4 * (-1)^k * 3^(n-k) * binomial(n,k).at n=12A383151