cos(arcsinh(x)+arctan(x))=1-4/2!*x^2+40/4!*x^4-1030/6!*x^6+51160/8!*x^8...

A013108

cos(arcsinh(x)+arctan(x))=1-4/2!*x^2+40/4!*x^4-1030/6!*x^6+51160/8!*x^8...

Terms

    a(0) =1a(1) =-4a(2) =40a(3) =-1030a(4) =51160a(5) =-4176250a(6) =507867100a(7) =-86130937750

External references