sinh(arctan(x)*exp(x)) = x + 2/2!*x^2 + 2/3!*x^3 + 8/4!*x^4 + 80/5!*x^5 +...

A012413

sinh(arctan(x)*exp(x)) = x + 2/2!*x^2 + 2/3!*x^3 + 8/4!*x^4 + 80/5!*x^5 +...

Terms

    a(0) =0a(1) =1a(2) =2a(3) =2a(4) =8a(5) =80a(6) =320a(7) =16a(8) =1920a(9) =99776a(10) =416128a(11) =-5760896a(12) =-13486592a(13) =1070744064a(14) =3323114496a(15) =-195141029888a(16) =-464796680192

External references