Numbers whose base-9 representation has the same nonzero number of 0's and 5's.

Terms

a(0) =45a(1) =86a(2) =126a(3) =167a(4) =207a(5) =248a(6) =288a(7) =329a(8) =369a(9) =406a(10) =407a(11) =408a(12) =409a(13) =411a(14) =412a(15) =413a(16) =414a(17) =423a(18) =432a(19) =441a(20) =459a(21) =468a(22) =477a(23) =491a(24) =531a(25) =572a(26) =612a(27) =653a(28) =693a(29) =743