Expansion of e.g.f. arctan(exp(x)*log(x+1)).

Terms

a(0) =1a(1) =1a(2) =0a(3) =-12a(4) =-37a(5) =55a(6) =2352a(7) =11872a(8) =-55963a(9) =-1946147a(10) =-12422168a(11) =127425716a(12) =4206315423a(13) =29351640435a(14) =-573767182376