arctanh(arctan(x)*log(x+1))=2/2!*x^2-3/3!*x^3-10/5!*x^5+448/6!*x^6...
A012404
arctanh(arctan(x)*log(x+1))=2/2!*x^2-3/3!*x^3-10/5!*x^5+448/6!*x^6...
Terms
- a(0) =0a(1) =0a(2) =2a(3) =-3a(4) =0a(5) =-10a(6) =448a(7) =-3444a(8) =10080a(9) =-62784a(10) =2682432a(11) =-44090640a(12) =365238720a(13) =-3190206240a(14) =98622664320
External references
- oeis: A012404