arctan(sinh(x)+arctan(x))=2*x-17/3!*x^3+873/5!*x^5-110799/7!*x^7...

A013060

arctan(sinh(x)+arctan(x))=2*x-17/3!*x^3+873/5!*x^5-110799/7!*x^7...

Terms

    a(0) =2a(1) =-17a(2) =873a(3) =-110799a(4) =26183793a(5) =-9939372439

External references