Number of partitions of n that sorted in increasing order do not contain a part k in position k.

Terms

a(0) =1a(1) =0a(2) =1a(3) =1a(4) =1a(5) =2a(6) =3a(7) =3a(8) =4a(9) =5a(10) =8a(11) =9a(12) =12a(13) =13a(14) =17a(15) =22a(16) =28a(17) =34a(18) =42a(19) =48a(20) =59a(21) =71a(22) =88a(23) =106a(24) =130a(25) =151a(26) =181a(27) =210a(28) =250a(29) =295