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A033018 Numbers k such that every run of digits of k in base 5 has length >= 2. 2
6, 12, 18, 24, 31, 62, 93, 124, 150, 156, 162, 168, 174, 300, 306, 312, 318, 324, 450, 456, 462, 468, 474, 600, 606, 612, 618, 624, 750, 775, 781, 787, 793, 799, 812, 843, 874, 1500, 1531, 1550, 1556, 1562, 1568, 1574, 1593 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1400

MATHEMATICA

Select[Range[10000], Min[Length/@Split[IntegerDigits[#, 5]]]>1&] (* Vincenzo Librandi, Feb 05 2014 *)

CROSSREFS

Supersequence of A033003.

Sequence in context: A246977 A037230 A277723 * A189781 A182302 A244193

Adjacent sequences:  A033015 A033016 A033017 * A033019 A033020 A033021

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified May 18 13:16 EDT 2021. Contains 343995 sequences. (Running on oeis4.)