Expansion of sin(log(1+x)^2).

Terms

a(0) =0a(1) =0a(2) =2a(3) =-6a(4) =22a(5) =-100a(6) =428a(7) =-1008a(8) =-12504a(9) =325152a(10) =-5509368a(11) =85326120a(12) =-1301444520a(13) =20069047440a(14) =-316157970000