Number of odd parts in all partitions of n into distinct parts.

Terms

a(0) =0a(1) =1a(2) =0a(3) =2a(4) =2a(5) =3a(6) =4a(7) =5a(8) =8a(9) =10a(10) =14a(11) =16a(12) =22a(13) =26a(14) =34a(15) =43a(16) =54a(17) =64a(18) =80a(19) =96a(20) =116a(21) =142a(22) =170a(23) =202a(24) =242a(25) =288a(26) =340a(27) =404a(28) =474a(29) =556