cos(arcsinh(x)*exp(x))=1-1/2!*x^2-6/3!*x^3-19/4!*x^4-20/5!*x^5...

A012589

cos(arcsinh(x)*exp(x))=1-1/2!*x^2-6/3!*x^3-19/4!*x^4-20/5!*x^5...

Terms

    a(0) =1a(1) =0a(2) =-1a(3) =-6a(4) =-19a(5) =-20a(6) =155a(7) =1190a(8) =6617a(9) =44664a(10) =208375a(11) =-904398a(12) =-18752699a(13) =-19097052a(14) =694693779a(15) =-17424099810a(16) =-291885915727

External references