-2020
domain: Z
Appears in sequences
- E.g.f. tan(x)*sin(tanh(x))/2 (even powers only).at n=4A024241
- Row sums of A104975.at n=42A104976
- Row sums of A104975.at n=43A104976
- Numerator of Hermite(n, 1/13).at n=3A159488
- Expansion of Product_{k>=1} 1/(1 + x^k)^(k-1).at n=35A319109
- a(n) = coefficient of x^n in A(x) such that C(x)^2 + S(x)^2 = 1 where: C(x) + i*S(x) = Sum_{n=-oo..+oo} i^n * (2*x)^(n^2) * A(x)^n.at n=10A357787