arcsin(cos(x)*arctan(x))=x-4/3!*x^3+8/5!*x^5+128/7!*x^7+25216/9!*x^9...

A012498

arcsin(cos(x)*arctan(x))=x-4/3!*x^3+8/5!*x^5+128/7!*x^7+25216/9!*x^9...

Terms

    a(0) =1a(1) =-4a(2) =8a(3) =128a(4) =25216a(5) =-3387008a(6) =160621056a(7) =-6497102848

External references