Number of partitions of the n-th triangular number n(n+1)/2 into distinct odd parts.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =2a(5) =4a(6) =8a(7) =16a(8) =33a(9) =68a(10) =144a(11) =312a(12) =686a(13) =1523a(14) =3405a(15) =7652a(16) =17284a(17) =39246a(18) =89552a(19) =205253a(20) =472297a(21) =1090544a(22) =2525904a(23) =5867037a(24) =13663248a(25) =31896309a(26) =74628130a(27) =174972341a(28) =411032475a(29) =967307190