Numbers whose base-5 representation Sum_{i=0..m} d(i)*5^i has d(0) > d(1) < d(2) > ...

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =7a(5) =8a(6) =9a(7) =13a(8) =14a(9) =19a(10) =26a(11) =27a(12) =28a(13) =29a(14) =51a(15) =52a(16) =53a(17) =54a(18) =57a(19) =58a(20) =59a(21) =76a(22) =77a(23) =78a(24) =79a(25) =82a(26) =83a(27) =84a(28) =88a(29) =89