a(n) = number of numbers k such that only one partition of n into distinct parts has least part k.

Terms

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