Numbers n such that string 0,6 occurs in the base 9 representation of n but not of n-1.

Terms

a(0) =87a(1) =168a(2) =249a(3) =330a(4) =411a(5) =492a(6) =573a(7) =654a(8) =735a(9) =783a(10) =816a(11) =897a(12) =978a(13) =1059a(14) =1140a(15) =1221a(16) =1302a(17) =1383a(18) =1464a(19) =1512a(20) =1545a(21) =1626a(22) =1707a(23) =1788a(24) =1869a(25) =1950a(26) =2031a(27) =2112a(28) =2193a(29) =2241