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

Terms

a(0) =0a(1) =1a(2) =-1a(3) =0a(4) =-6a(5) =35a(6) =-195a(7) =1358a(8) =-10892a(9) =98037a(10) =-980325a(11) =10783564a(12) =-129402834a(13) =1682236855a(14) =-23551315879a(15) =353269738170