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A039100 Numbers n such that representation in base 9 has same number of 3's and 7's. 0
0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 13, 14, 15, 17, 18, 19, 20, 22, 23, 24, 26, 34, 36, 37, 38, 40, 41, 42, 44, 45, 46, 47, 49, 50, 51, 53, 54, 55, 56, 58, 59, 60, 62, 66, 72, 73, 74, 76, 77, 78, 80, 81, 82, 83, 85, 86, 87, 89, 90, 91, 92, 94, 95, 96, 98, 99, 100, 101, 103 (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, 200], DigitCount[#, 9, 3]==DigitCount[#, 9, 7]&] (* Harvey P. Dale, Dec 05 2012 *)

CROSSREFS

Sequence in context: A030124 A064318 A286924 * A184482 A141204 A160992

Adjacent sequences:  A039097 A039098 A039099 * A039101 A039102 A039103

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified October 19 13:01 EDT 2019. Contains 328222 sequences. (Running on oeis4.)