Expansion of Product_{k=1..9} (1+x^(2*k-1))/(1-x^(2*k)).

Terms

a(0) =1a(1) =1a(2) =1a(3) =2a(4) =3a(5) =4a(6) =5a(7) =7a(8) =10a(9) =13a(10) =16a(11) =21a(12) =28a(13) =35a(14) =43a(15) =55a(16) =70a(17) =86a(18) =105a(19) =129a(20) =159a(21) =193a(22) =231a(23) =279a(24) =338a(25) =403a(26) =477a(27) =568a(28) =675a(29) =795