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

Terms

a(0) =0a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =4a(7) =4a(8) =7a(9) =10a(10) =13a(11) =16a(12) =22a(13) =25a(14) =31a(15) =42a(16) =48a(17) =59a(18) =73a(19) =89a(20) =108a(21) =132a(22) =156a(23) =190a(24) =227a(25) =271a(26) =318a(27) =380a(28) =449a(29) =526