-2112
domain: Z
Appears in sequences
- E.g.f.: arcsinh(arcsin(x)^2) (even powers only).at n=4A012346
- log(cosh(x)+arcsinh(x))=x-2/3!*x^3+8/4!*x^4-12/5!*x^5-48/6!*x^6...at n=8A013190
- Expansion of (1-x-x^N)/((1-x)(1-x^2)(1-x^3)...(1-x^N)) for N = 10.at n=42A060029
- Expansion of (1-x)/(1+2*x+2*x^2+2*x^3).at n=17A078071
- Triangle read by rows: expansion of p(t) = (1 + t)^x/(1 + (1 + t)^n) with weight factor 2^(n+1)*n!.at n=26A137369
- Expansion of (eta(q)^2 * eta(q^4)^4 / eta(q^2)^3)^2 in powers of q.at n=45A138501
- Expansion of (eta(q^2)^9 / (eta(q)^2 * eta(q^4)^4))^2 in powers of q.at n=23A138504
- Expansion of (eta(q)^2 * eta(q^2) * eta(q^4)^3 / eta(q^8)^2)^2 in powers of q.at n=47A259491