-arctan(sin(x)-arcsin(x))=2/3!*x^3+8/5!*x^5+226/7!*x^7+6544/9!*x^9...

A013345

-arctan(sin(x)-arcsin(x))=2/3!*x^3+8/5!*x^5+226/7!*x^7+6544/9!*x^9...

Terms

    a(0) =2a(1) =8a(2) =226a(3) =6544a(4) =597346a(5) =67805528a(6) =12188457282

External references