Numbers whose base-6 representation Sum_{i=0..m} d(i)*6^i has d(m) < d(m-1) > d(m-2) < ...

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =8a(6) =9a(7) =10a(8) =11a(9) =15a(10) =16a(11) =17a(12) =22a(13) =23a(14) =29a(15) =48a(16) =49a(17) =54a(18) =55a(19) =56a(20) =60a(21) =61a(22) =62a(23) =63a(24) =66a(25) =67a(26) =68a(27) =69a(28) =70a(29) =90