661504
domain: N
Appears in sequences
- E.g.f. tan(sin(x))*sin(x) (even powers only).at n=6A009665
- First row of spectral array W(sqrt(5)-1).at n=16A022165
- a(0)=0, a(1)=1; for n>1, a(n) = 6*a(n-1)-4*a(n-2).at n=9A084326
- E.g.f.: (cosh(2*x) + sinh(2*x)*cosh(x)) / sqrt(1 - sinh(x)^2*sinh(2*x)^2).at n=8A245139
- Triangular array read by rows: T(n,0) = 2^n, T(n,k) = Sum_{i=n-k..n, j=0..i-n+k, i<>n or j<>k} T(i,j) for k > 0.at n=53A337129