n written in fractional base 8/5.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =7a(8) =50a(9) =51a(10) =52a(11) =53a(12) =54a(13) =55a(14) =56a(15) =57a(16) =520a(17) =521a(18) =522a(19) =523a(20) =524a(21) =525a(22) =526a(23) =527a(24) =570a(25) =571a(26) =572a(27) =573a(28) =574a(29) =575