A039137 Numbers whose base-10 representation has the same number of 3's and 6's.

0, 1, 2, 4, 5, 7, 8, 9, 10, 11, 12, 14, 15, 17, 18, 19, 20, 21, 22, 24, 25, 27, 28, 29, 36, 40, 41, 42, 44, 45, 47, 48, 49, 50, 51, 52, 54, 55, 57, 58, 59, 63, 70, 71, 72, 74, 75, 77, 78, 79, 80, 81, 82, 84, 85, 87, 88, 89, 90, 91, 92, 94, 95, 97, 98, 99, 100, 101, 102

Offset

1,3

Links

Table of n, a(n) for n=1..69.

Mathematica

Select[Range[0, 110], DigitCount[#, 10, 3]==DigitCount[#, 10, 6]&] (* Harvey P. Dale, Apr 19 2023 *)

Crossrefs

Sequence in context: A039241 A000394 A039184 * A071807 A074232 A007417

Adjacent sequences: A039134 A039135 A039136 * A039138 A039139 A039140

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved