A039544 - OEIS

A039544

Numbers whose base-12 representation has the same nonzero number of 6's and 7's.

79, 90, 223, 234, 367, 378, 511, 522, 655, 666, 799, 810, 871, 883, 895, 907, 919, 931, 948, 949, 950, 951, 952, 953, 956, 957, 958, 959, 967, 979, 991, 1003, 1014, 1026, 1038, 1050, 1062, 1074, 1080, 1081, 1082, 1083, 1084, 1085, 1088, 1089

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..46.

MATHEMATICA

Select[Range[1100], DigitCount[#, 12, 6]==DigitCount[#, 12, 7]>0&] (* Harvey P. Dale, May 27 2012 *)

CROSSREFS

Sequence in context: A033251 A015984 A235227 * A091819 A318158 A117244

Adjacent sequences: A039541 A039542 A039543 * A039545 A039546 A039547

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gérard

STATUS

approved