A039209 - OEIS

A039209

Numbers whose base-11 representation has the same number of 9's and 10's.

0, 1, 2, 3, 4, 5, 6, 7, 8, 11, 12, 13, 14, 15, 16, 17, 18, 19, 22, 23, 24, 25, 26, 27, 28, 29, 30, 33, 34, 35, 36, 37, 38, 39, 40, 41, 44, 45, 46, 47, 48, 49, 50, 51, 52, 55, 56, 57, 58, 59, 60, 61, 62, 63, 66, 67, 68, 69, 70, 71, 72, 73, 74, 77, 78, 79, 80, 81, 82, 83

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Table of n, a(n) for n=1..70.

MATHEMATICA

Select[Range[0, 100], DigitCount[#, 11, 9]==DigitCount[#, 11, 10]&] (* Harvey P. Dale, Sep 17 2020 *)

CROSSREFS

Sequence in context: A227691 A167703 A039272 * A214678 A259178 A032880

Adjacent sequences: A039206 A039207 A039208 * A039210 A039211 A039212

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved