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

Terms

a(0) =1a(1) =0a(2) =-1a(3) =3a(4) =-6a(5) =0a(6) =114a(7) =-1134a(8) =9320a(9) =-75456a(10) =640144a(11) =-5888080a(12) =59989416a(13) =-683640048a(14) =8694795576a(15) =-122022500040