G.f.: Sum_{k>=1} x^(2*k-1)/(1+x^(2*k-1)) * Product_{k>=1} 1/(1-x^k).

Terms

a(0) =0a(1) =1a(2) =0a(3) =3a(4) =2a(5) =7a(6) =6a(7) =15a(8) =16a(9) =32a(10) =36a(11) =62a(12) =74a(13) =117a(14) =142a(15) =214a(16) =264a(17) =377a(18) =468a(19) =648a(20) =806a(21) =1090a(22) =1354a(23) =1791a(24) =2224a(25) =2894a(26) =3580a(27) =4598a(28) =5670a(29) =7193