arcsin(tan(x)-arctan(x))=4/3!*x^3-8/5!*x^5+992/7!*x^7-14464/9!*x^9...

A013442

arcsin(tan(x)-arctan(x))=4/3!*x^3-8/5!*x^5+992/7!*x^7-14464/9!*x^9...

Terms

    a(0) =4a(1) =-8a(2) =992a(3) =-14464a(4) =3391232a(5) =-175044608a(6) =64560399360

External references