-1311
domain: Z
Appears in sequences
- Expansion of e.g.f. log(1+tanh(x))/exp(x).at n=9A009393
- Expansion of e.g.f. sin(tan(x)+arcsin(x)) (odd powers only).at n=3A012949
- Expansion of Product_{m>=1} (1+m*q^m)^-23.at n=3A022715
- Triangle T(n,k) read by rows: coefficient [x^k] of the polynomial sum_{k=0..infinity} (2*k+1)^n*binomial(x,k) / 2^x.at n=46A176668
- Expansion of A(x) satisfying A(A(x)) = x+2x^2+4x^3.at n=9A220110
- Coefficient table for the minimal polynomials of s(2*l+1)^2 = (2*sin(Pi/(2*l+1)))^2.at n=67A232632
- G.f.: Sum_{n=-oo..+oo} x^(n*(n+1)/2) * C(x)^(2*n-1), where C(x) = 1 + x*C(x)^2 is the g.f. of the Catalan numbers (A000108).at n=58A355345