Numbers n such that every digit contains a loop (version 2).

Terms

a(0) =0a(1) =4a(2) =6a(3) =8a(4) =9a(5) =40a(6) =44a(7) =46a(8) =48a(9) =49a(10) =60a(11) =64a(12) =66a(13) =68a(14) =69a(15) =80a(16) =84a(17) =86a(18) =88a(19) =89a(20) =90a(21) =94a(22) =96a(23) =98a(24) =99a(25) =400a(26) =404a(27) =406a(28) =408a(29) =409