118118440
domain: N
Appears in sequences
- a(n) = 8*a(n-1) - a(n-2); a(0) = 0, a(1) = 1.at n=10A001090
- Denominators of continued fraction convergents to sqrt(15).at n=19A041023
- Denominators of continued fraction convergents to sqrt(135).at n=25A041247
- Union of A057080 and A001090.at n=19A177187
- a(n) = 512*n^9 - 1024*n^7 + 672*n^5 - 160*n^3 + 10*n.at n=4A242854
- T(n,k) are the values of a variant of the Chebyshev polynomials P(n,x) of order n evaluated at x = k, where T(n,k), n >= 0, k <= n is a triangle read by rows. P(0,x) = 1, P(1,x) = x, P(n,x) = x*P(n-1,x) - P(n-2,x).at n=53A357892