Number of cycles of the permutation created by length sorting on the partitions of n.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =6a(7) =5a(8) =8a(9) =7a(10) =7a(11) =8a(12) =9a(13) =9a(14) =11a(15) =10a(16) =11a(17) =11a(18) =11a(19) =11a(20) =17a(21) =14a(22) =11a(23) =13a(24) =16a(25) =11a(26) =18a(27) =17a(28) =17a(29) =13