Number of partitions of n such that the number of parts or the number of distinct parts is a part.

Terms

a(0) =0a(1) =1a(2) =1a(3) =2a(4) =3a(5) =5a(6) =5a(7) =9a(8) =11a(9) =17a(10) =22a(11) =30a(12) =41a(13) =53a(14) =73a(15) =92a(16) =121a(17) =155a(18) =200a(19) =255a(20) =324a(21) =408a(22) =516a(23) =643a(24) =796a(25) =1009a(26) =1231a(27) =1529a(28) =1872a(29) =2317