E.g.f. log(1+x)*cos(x).

Terms

a(0) =0a(1) =1a(2) =-1a(3) =-1a(4) =0a(5) =9a(6) =-45a(7) =279a(8) =-2072a(9) =17265a(10) =-160065a(11) =1638031a(12) =-18353544a(13) =223578809a(14) =-2943054205a(15) =41639195623a(16) =-630238419600