Numbers n such that string 2,6 occurs in the base 8 representation of n but not of n-1.

Terms

a(0) =22a(1) =86a(2) =150a(3) =176a(4) =214a(5) =278a(6) =342a(7) =406a(8) =470a(9) =534a(10) =598a(11) =662a(12) =688a(13) =726a(14) =790a(15) =854a(16) =918a(17) =982a(18) =1046a(19) =1110a(20) =1174a(21) =1200a(22) =1238a(23) =1302a(24) =1366a(25) =1408a(26) =1494a(27) =1558a(28) =1622a(29) =1686