51622180721
domain: N
Appears in sequences
- Denominators of continued fraction convergents to sqrt(30).at n=16A041049
- Denominators of continued fraction convergents to sqrt(120).at n=16A041219
- Triangle T(n, k) = 2*(-1 + 2*k)*T(n-1, k) - T(n-2, k) with T(-2, k) = T(-1, k) = 1, read by rows.at n=34A122053
- Denominators of continued fraction convergents to sqrt(6/5).at n=16A153317
- Expansion of x*(1-x)/(1 - 22*x + x^2).at n=8A157014