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A039138 Numbers n such that representation in base 10 has same number of 3's and 7's. 1
0, 1, 2, 4, 5, 6, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 22, 24, 25, 26, 28, 29, 37, 40, 41, 42, 44, 45, 46, 48, 49, 50, 51, 52, 54, 55, 56, 58, 59, 60, 61, 62, 64, 65, 66, 68, 69, 73, 80, 81, 82, 84, 85, 86, 88, 89, 90, 91, 92, 94, 95, 96, 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.

CROSSREFS

Sequence in context: A276216 A226946 A288708 * A285670 A030124 A064318

Adjacent sequences:  A039135 A039136 A039137 * A039139 A039140 A039141

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified June 25 08:21 EDT 2019. Contains 324347 sequences. (Running on oeis4.)