-36855

Appears in sequences

• arcsinh(arcsin(x)-arctan(x))=3/3!*x^3-15/5!*x^5+945/7!*x^7-36855/9!*x^9...at n=3A013412
• exp(arcsinh(x)-arctanh(x)) = 1-3/3!*x^3-15/5!*x^5+90/6!*x^6-945/7!*x^7...at n=9A013494
• Inverse of Riordan array (1/(1-x), x/(1-x)^4), A109960.at n=30A109962