Numbers n such that string 3,3 occurs in the base 9 representation of n but not of n+1.

Terms

a(0) =30a(1) =111a(2) =192a(3) =278a(4) =354a(5) =435a(6) =516a(7) =597a(8) =678a(9) =759a(10) =840a(11) =921a(12) =1007a(13) =1083a(14) =1164a(15) =1245a(16) =1326a(17) =1407a(18) =1488a(19) =1569a(20) =1650a(21) =1736a(22) =1812a(23) =1893a(24) =1974a(25) =2055a(26) =2136a(27) =2217a(28) =2298a(29) =2379