arctan(sinh(x)*arcsin(x))=2/2!*x^2+8/4!*x^4-160/6!*x^6-11072/8!*x^8...

A012537

arctan(sinh(x)*arcsin(x))=2/2!*x^2+8/4!*x^4-160/6!*x^6-11072/8!*x^8...

Terms

    a(0) =2a(1) =8a(2) =-160a(3) =-11072a(4) =59008a(5) =103467520a(6) =9545313024

External references