E.g.f.: arctanh(log(x+1)-sin(x)) = -1/2!*x^2 + 3/3!*x^3 - 6/4!*x^4 + 23/5!*x^5 + ...

A013218

E.g.f.: arctanh(log(x+1)-sin(x)) = -1/2!*x^2 + 3/3!*x^3 - 6/4!*x^4 + 23/5!*x^5 + ...

Terms

    a(0) =0a(1) =0a(2) =-1a(3) =3a(4) =-6a(5) =23a(6) =-150a(7) =1351a(8) =-12600a(9) =118187a(10) =-1224720a(11) =14702941a(12) =-200731608a(13) =2986886693a(14) =-47352985680a(15) =800879433355

External references