A039155 Numbers whose base-10 representation has the same number of 8's and 9's.

0, 1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 13, 14, 15, 16, 17, 20, 21, 22, 23, 24, 25, 26, 27, 30, 31, 32, 33, 34, 35, 36, 37, 40, 41, 42, 43, 44, 45, 46, 47, 50, 51, 52, 53, 54, 55, 56, 57, 60, 61, 62, 63, 64, 65, 66, 67, 70, 71, 72, 73, 74, 75, 76, 77, 89, 98, 100, 101, 102

Offset

1,3

Links

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

Mathematica

Select[Range[0, 110], DigitCount[#, 10, 8] == DigitCount[#, 10, 9]&] (* Harvey P. Dale, Jan 13 2013 *)

Crossrefs

Sequence in context: A039269 A039207 A272576 * A007094 A000433 A031492

Adjacent sequences: A039152 A039153 A039154 * A039156 A039157 A039158

Keyword

nonn,base,easy

Author

Olivier Gérard

Status

approved