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A039141 Numbers whose base-10 representation has the same number of 4's and 5's. 0
0, 1, 2, 3, 6, 7, 8, 9, 10, 11, 12, 13, 16, 17, 18, 19, 20, 21, 22, 23, 26, 27, 28, 29, 30, 31, 32, 33, 36, 37, 38, 39, 45, 54, 60, 61, 62, 63, 66, 67, 68, 69, 70, 71, 72, 73, 76, 77, 78, 79, 80, 81, 82, 83, 86, 87, 88, 89, 90, 91, 92, 93, 96, 97, 98, 99, 100, 101, 102 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

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

MATHEMATICA

Select[Range[0, 120], DigitCount[#, 10, 4]==DigitCount[#, 10, 5]&] (* Harvey P. Dale, Aug 29 2021 *)

CROSSREFS

Sequence in context: A126388 A039247 A039189 * A008541 A060464 A039102

Adjacent sequences:  A039138 A039139 A039140 * A039142 A039143 A039144

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified January 20 02:48 EST 2022. Contains 350467 sequences. (Running on oeis4.)