Expansion of Product_{k>=1} (1 + (x*(1 - x))^k).

Terms

a(0) =1a(1) =1a(2) =0a(3) =0a(4) =-3a(5) =1a(6) =-1a(7) =3a(8) =3a(9) =0a(10) =-12a(11) =15a(12) =-20a(13) =5a(14) =53a(15) =-113a(16) =180a(17) =-241a(18) =153a(19) =173a(20) =-652a(21) =787a(22) =628a(23) =-4801a(24) =11635a(25) =-18699a(26) =20775a(27) =-12315a(28) =-6109a(29) =21253