arcsinh(arcsinh(x)+tan(x))=2*x-7/3!*x^3+273/5!*x^5-25953/7!*x^7...

A013097

arcsinh(arcsinh(x)+tan(x))=2*x-7/3!*x^3+273/5!*x^5-25953/7!*x^7...

Terms

    a(0) =2a(1) =-7a(2) =273a(3) =-25953a(4) =4935993a(5) =-1550066093a(6) =727992520877

External references