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

Terms

a(0) =0a(1) =1a(2) =-1a(3) =0a(4) =6a(5) =-34a(6) =150a(7) =-556a(8) =1288a(9) =5444a(10) =-124020a(11) =1363304a(12) =-11098824a(13) =45441280a(14) =843961664a(15) =-33666774896a(16) =837623746560