Expansion of Sum_{i>=1} x^prime(i)/(1 - x^prime(i)) * Product_{j>=i} 1/(1 - x^prime(j)).

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =2a(5) =5a(6) =4a(7) =6a(8) =9a(9) =11a(10) =13a(11) =18a(12) =20a(13) =26a(14) =34a(15) =37a(16) =47a(17) =55a(18) =66a(19) =80a(20) =96a(21) =111a(22) =130a(23) =150a(24) =180a(25) =206a(26) =240a(27) =278a(28) =318a(29) =366