A039063 Numbers whose base-8 representation has the same number of 2's and 4's.

0, 1, 3, 5, 6, 7, 8, 9, 11, 13, 14, 15, 20, 24, 25, 27, 29, 30, 31, 34, 40, 41, 43, 45, 46, 47, 48, 49, 51, 53, 54, 55, 56, 57, 59, 61, 62, 63, 64, 65, 67, 69, 70, 71, 72, 73, 75, 77, 78, 79, 84, 88, 89, 91, 93, 94, 95, 98, 104, 105, 107, 109, 110, 111, 112, 113, 115

Offset

1,3

Links

Table of n, a(n) for n=1..67.

Mathematica

Select[Range[0, 200], DigitCount[#, 8, 2]==DigitCount[#, 8, 4]&] (* Harvey P. Dale, Feb 01 2015 *)

Crossrefs

Sequence in context: A368828 A047585 A288224 * A266114 A254130 A114978

Adjacent sequences: A039060 A039061 A039062 * A039064 A039065 A039066

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved