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A039268 Numbers n such that representation in base 12 has same number of 7's and 11's. 2
0, 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 20, 21, 22, 24, 25, 26, 27, 28, 29, 30, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42, 44, 45, 46, 48, 49, 50, 51, 52, 53, 54, 56, 57, 58, 60, 61, 62, 63, 64, 65, 66, 68, 69, 70, 72, 73, 74, 75, 76, 77, 78, 80 (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, 7] == DigitCount[#, 12, 11] &] (* Vincenzo Librandi, Oct 20 2012 *)

PROG

(MAGMA) [n: n in [0..100] | Multiplicity(S, 7) eq Multiplicity(S, 11) where S is {*d: d in Intseq(n, 12)*}]; // Bruno Berselli, Oct 20 2012

CROSSREFS

Sequence in context: A039225 A052083 A192188 * A039162 A071959 A176845

Adjacent sequences:  A039265 A039266 A039267 * A039269 A039270 A039271

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

EXTENSIONS

An incorrect g.f. was deleted by N. J. A. Sloane, Sep 13 2009

STATUS

approved

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Last modified September 26 06:54 EDT 2017. Contains 292502 sequences.