265936domain: NAppears in sequencesarctan(cos(x)*arcsin(x))=x-4/3!*x^3+68/5!*x^5-3064/7!*x^7+265936/9!*x^9...at n=4A012484Expansion of e.g.f.: log(sech(x)+arcsinh(x))=x-2/2!*x^2+4/3!*x^3-12/4!*x^4+68/5!*x^5...at n=9A013207Row sums of A110537 viewed as a number triangle.at n=17A110538