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A039102 Numbers n such that representation in base 9 has same number of 4's and 5's. 0
0, 1, 2, 3, 6, 7, 8, 9, 10, 11, 12, 15, 16, 17, 18, 19, 20, 21, 24, 25, 26, 27, 28, 29, 30, 33, 34, 35, 41, 49, 54, 55, 56, 57, 60, 61, 62, 63, 64, 65, 66, 69, 70, 71, 72, 73, 74, 75, 78, 79, 80, 81, 82, 83, 84, 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, 110], DigitCount[#, 9, 4]==DigitCount[#, 9, 5]&] (* Harvey P. Dale, Jul 21 2013 *)

CROSSREFS

Sequence in context: A039141 A008541 A060464 * A287103 A050023 A047505

Adjacent sequences:  A039099 A039100 A039101 * A039103 A039104 A039105

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved

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Last modified April 25 11:43 EDT 2019. Contains 322456 sequences. (Running on oeis4.)