Numbers whose base-8 representation has the same nonzero number of 5's and 6's.

Terms

a(0) =46a(1) =53a(2) =110a(3) =117a(4) =174a(5) =181a(6) =238a(7) =245a(8) =302a(9) =309a(10) =326a(11) =334a(12) =342a(13) =350a(14) =358a(15) =368a(16) =369a(17) =370a(18) =371a(19) =372a(20) =375a(21) =382a(22) =389a(23) =397a(24) =405a(25) =413a(26) =421a(27) =424a(28) =425a(29) =426