Numbers n such that string 6,2 occurs in the base 9 representation of n but not of n+1.

Terms

a(0) =56a(1) =137a(2) =218a(3) =299a(4) =380a(5) =461a(6) =512a(7) =542a(8) =623a(9) =704a(10) =785a(11) =866a(12) =947a(13) =1028a(14) =1109a(15) =1190a(16) =1241a(17) =1271a(18) =1352a(19) =1433a(20) =1514a(21) =1595a(22) =1676a(23) =1757a(24) =1838a(25) =1919a(26) =1970a(27) =2000a(28) =2081a(29) =2162