Expansion of (1/(1 - x)) * Sum_{k>=0} x^(2*k+1) / Product_{j=1..2*k+1} (1 - x^j).

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =6a(5) =10a(6) =15a(7) =23a(8) =33a(9) =49a(10) =69a(11) =98a(12) =135a(13) =187a(14) =253a(15) =343a(16) =456a(17) =607a(18) =797a(19) =1045a(20) =1355a(21) =1755a(22) =2252a(23) =2884a(24) =3666a(25) =4651a(26) =5863a(27) =7375a(28) =9226a(29) =11517