Numbers whose base-5 and base-9 expansions have no digits in common.

Terms

a(0) =5a(1) =6a(2) =7a(3) =8a(4) =10a(5) =12a(6) =13a(7) =14a(8) =15a(9) =17a(10) =18a(11) =19a(12) =20a(13) =21a(14) =23a(15) =24a(16) =25a(17) =26a(18) =29a(19) =30a(20) =31a(21) =32a(22) =34a(23) =35a(24) =36a(25) =40a(26) =41a(27) =42a(28) =43a(29) =50