Numbers n such that string 3,3 occurs in the base 8 representation of n but not of n+1.

Terms

a(0) =27a(1) =91a(2) =155a(3) =223a(4) =283a(5) =347a(6) =411a(7) =475a(8) =539a(9) =603a(10) =667a(11) =735a(12) =795a(13) =859a(14) =923a(15) =987a(16) =1051a(17) =1115a(18) =1179a(19) =1247a(20) =1307a(21) =1371a(22) =1435a(23) =1499a(24) =1563a(25) =1627a(26) =1691a(27) =1791a(28) =1819a(29) =1883