arctan(sinh(x)+tan(x))=2*x-13/3!*x^3+545/5!*x^5-56943/7!*x^7...

A013048

arctan(sinh(x)+tan(x))=2*x-13/3!*x^3+545/5!*x^5-56943/7!*x^7...

Terms

    a(0) =2a(1) =-13a(2) =545a(3) =-56943a(4) =11117105a(5) =-3487836823

External references