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A039130 Numbers n such that representation in base 10 has same number of 2's and 5's. 0
0, 1, 3, 4, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 18, 19, 25, 30, 31, 33, 34, 36, 37, 38, 39, 40, 41, 43, 44, 46, 47, 48, 49, 52, 60, 61, 63, 64, 66, 67, 68, 69, 70, 71, 73, 74, 76, 77, 78, 79, 80, 81, 83, 84, 86, 87, 88, 89, 90, 91, 93, 94, 96, 97, 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, 110], DigitCount[#, 10, 2]==DigitCount[#, 10, 5]&] (* Harvey P. Dale, Jul 25 2011 *)

CROSSREFS

Sequence in context: A114316 A039176 A066533 * A004712 A122409 A039093

Adjacent sequences:  A039127 A039128 A039129 * A039131 A039132 A039133

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified April 5 09:06 EDT 2020. Contains 333238 sequences. (Running on oeis4.)