Expansion of sin(log(1+x)/cos(x)).

Terms

a(0) =0a(1) =1a(2) =-1a(3) =4a(4) =-6a(5) =5a(6) =195a(7) =-2704a(8) =29652a(9) =-331843a(10) =3601035a(11) =-41849436a(12) =488807814a(13) =-6056793535a(14) =75941139183a(15) =-991400372208