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A039046 Numbers whose base-7 representation has the same number of 3's and 6's. 1
0, 1, 2, 4, 5, 7, 8, 9, 11, 12, 14, 15, 16, 18, 19, 27, 28, 29, 30, 32, 33, 35, 36, 37, 39, 40, 45, 49, 50, 51, 53, 54, 56, 57, 58, 60, 61, 63, 64, 65, 67, 68, 76, 77, 78, 79, 81, 82, 84, 85, 86, 88, 89, 94, 98, 99, 100, 102, 103, 105, 106, 107, 109, 110, 112, 113, 114 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
MATHEMATICA
Select[Range[0, 150], DigitCount[#, 7, 3]==DigitCount[#, 7, 6]&] (* Harvey P. Dale, Jul 11 2011 *)
CROSSREFS
Cf. A007093.
Sequence in context: A097506 A189794 A001951 * A187683 A187351 A026451
KEYWORD
nonn,base,easy
AUTHOR
STATUS
approved

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Last modified June 15 03:12 EDT 2024. Contains 373402 sequences. (Running on oeis4.)