sinh(arctan(x)+arcsin(x))=2*x+7/3!*x^3+25/5!*x^5+1985/7!*x^7...

A012990

sinh(arctan(x)+arcsin(x))=2*x+7/3!*x^3+25/5!*x^5+1985/7!*x^7...

Terms

    a(0) =2a(1) =7a(2) =25a(3) =1985a(4) =14905a(5) =9006925a(6) =20012525a(7) =202749678625

External references