501827040100
domain: N
Appears in sequences
- Denominators of continued fraction convergents to sqrt(99).at n=19A041179
- Denominators of continued fraction convergents to sqrt(891).at n=25A042723
- Numbers k such that 99*k^2 + 1 is a square.at n=10A075843
- a(n) = 512*n^9 - 1024*n^7 + 672*n^5 - 160*n^3 + 10*n.at n=10A242854
- a(n) = U(n,n+1) where U(n,x) is a Chebyshev polynomial of the second kind.at n=9A342207