Integers arising from A037264.

Terms

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