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 A039273 Numbers n such that representation in base 12 has same number of 9's and 11's. 1
 0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 36, 37, 38, 39, 40, 41, 42, 43, 44, 46, 48, 49, 50, 51, 52, 53, 54, 55, 56, 58, 60, 61, 62, 63, 64, 65, 66, 67, 68, 70, 72, 73, 74, 75, 76, 77, 78, 79, 80, 82 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..1000 MATHEMATICA Select[Range[0, 100], DigitCount[#, 12, 9] == DigitCount[#, 12, 11] &] (* Vincenzo Librandi, Oct 21 2012 *) CROSSREFS Sequence in context: A130676 A039227 A257727 * A039164 A263977 A270189 Adjacent sequences:  A039270 A039271 A039272 * A039274 A039275 A039276 KEYWORD nonn,base,easy AUTHOR EXTENSIONS An incorrect g.f. was deleted by N. J. A. Sloane, Sep 13 2009 STATUS approved

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