E.g.f. (1+sin(x))^sin(x).

Terms

a(0) =1a(1) =0a(2) =2a(3) =-3a(4) =12a(5) =-60a(6) =226a(7) =-1323a(8) =7872a(9) =-47688a(10) =350760a(11) =-2677323a(12) =21860264a(13) =-197850276a(14) =1885325040a(15) =-19153887483a(16) =208328775168