Numbers with the property that all pairs of consecutive base-8 digits differ by more than 2.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =12a(8) =13a(9) =14a(10) =15a(11) =21a(12) =22a(13) =23a(14) =24a(15) =30a(16) =31a(17) =32a(18) =33a(19) =39a(20) =40a(21) =41a(22) =42a(23) =48a(24) =49a(25) =50a(26) =51a(27) =56a(28) =57a(29) =58