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

Terms

a(0) =40a(1) =104a(2) =168a(3) =232a(4) =296a(5) =320a(6) =360a(7) =424a(8) =488a(9) =552a(10) =616a(11) =680a(12) =744a(13) =808a(14) =832a(15) =872a(16) =936a(17) =1000a(18) =1064a(19) =1128a(20) =1192a(21) =1256a(22) =1320a(23) =1344a(24) =1384a(25) =1448a(26) =1512a(27) =1576a(28) =1640a(29) =1704