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A033019 Numbers n such that every run of digits of n in base 6 has length >=2. 2
7, 14, 21, 28, 35, 43, 86, 129, 172, 215, 252, 259, 266, 273, 280, 287, 504, 511, 518, 525, 532, 539, 756, 763, 770, 777, 784, 791, 1008, 1015, 1022, 1029, 1036, 1043, 1260, 1267, 1274, 1281, 1288, 1295, 1512, 1548, 1555, 1562 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Range[10000], Min[Length/@Split[IntegerDigits[#, 6]]]>1&] (* Vincenzo Librandi, Feb 05 2014 *)

CROSSREFS

Sequence in context: A043393 A028437 A187395 * A031483 A020334 A044832

Adjacent sequences:  A033016 A033017 A033018 * A033020 A033021 A033022

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified February 25 19:39 EST 2021. Contains 341618 sequences. (Running on oeis4.)