Expansion of x * (d/dx) Product_{k>=0} 1/(1 - x^(2^k)).

Terms

a(0) =0a(1) =1a(2) =4a(3) =6a(4) =16a(5) =20a(6) =36a(7) =42a(8) =80a(9) =90a(10) =140a(11) =154a(12) =240a(13) =260a(14) =364a(15) =390a(16) =576a(17) =612a(18) =828a(19) =874a(20) =1200a(21) =1260a(22) =1628a(23) =1702a(24) =2256a(25) =2350a(26) =2964a(27) =3078a(28) =3920a(29) =4060