Numbers whose base-9 representation Sum_{i=0..m} d(i)*9^i has d(0) < d(1) > d(2) < ...

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =18a(10) =19a(11) =27a(12) =28a(13) =29a(14) =36a(15) =37a(16) =38a(17) =39a(18) =45a(19) =46a(20) =47a(21) =48a(22) =49a(23) =54a(24) =55a(25) =56a(26) =57a(27) =58a(28) =59a(29) =63