-19470domain: ZAppears in sequencestanh(sinh(x)+arcsin(x))=2*x-14/3!*x^3+362/5!*x^5-19470/7!*x^7...at n=3A013039Expansion of 1 - q * (psi(q^5) / psi(q))^2 in powers of q where psi() is a Ramanujan theta function.at n=29A138520