Expansion of e.g.f. sin(tan(x)+log(x+1)).

Terms

a(0) =0a(1) =2a(2) =-1a(3) =-4a(4) =18a(5) =-118a(6) =495a(7) =-3336a(8) =16492a(9) =-124390a(10) =697995a(11) =-5665356a(12) =31847574a(13) =-230282830a(14) =297803779a(15) =15399702624a(16) =-527666397480