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

Terms

a(0) =1a(1) =0a(2) =-1a(3) =-3a(4) =-10a(5) =-10a(6) =-10a(7) =560a(8) =1220a(9) =24936a(10) =-53660a(11) =1220252a(12) =-13415576a(13) =140346648a(14) =-2192051992a(15) =28246127520a(16) =-453007180912