Numbers k such that the string 6,5 occurs in the base 9 representation of k but not of k-1.

Terms

a(0) =59a(1) =140a(2) =221a(3) =302a(4) =383a(5) =464a(6) =531a(7) =545a(8) =626a(9) =707a(10) =788a(11) =869a(12) =950a(13) =1031a(14) =1112a(15) =1193a(16) =1260a(17) =1274a(18) =1355a(19) =1436a(20) =1517a(21) =1598a(22) =1679a(23) =1760a(24) =1841a(25) =1922a(26) =1989a(27) =2003a(28) =2084a(29) =2165