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

Terms

a(0) =11a(1) =75a(2) =88a(3) =139a(4) =203a(5) =267a(6) =331a(7) =395a(8) =459a(9) =523a(10) =587a(11) =600a(12) =651a(13) =704a(14) =779a(15) =843a(16) =907a(17) =971a(18) =1035a(19) =1099a(20) =1112a(21) =1163a(22) =1227a(23) =1291a(24) =1355a(25) =1419a(26) =1483a(27) =1547a(28) =1611a(29) =1624