Numbers n such that string 0,5 occurs in the base 8 representation of n but not of n-1.

Terms

a(0) =69a(1) =133a(2) =197a(3) =261a(4) =325a(5) =389a(6) =453a(7) =517a(8) =552a(9) =581a(10) =645a(11) =709a(12) =773a(13) =837a(14) =901a(15) =965a(16) =1029a(17) =1064a(18) =1093a(19) =1157a(20) =1221a(21) =1285a(22) =1349a(23) =1413a(24) =1477a(25) =1541a(26) =1576a(27) =1605a(28) =1669a(29) =1733