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A033026 n-th number k such that every run of digits of k in base 13 has length >=2. 2
14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 183, 366, 549, 732, 915, 1098, 1281, 1464, 1647, 1830, 2013, 2196, 2366, 2380, 2394, 2408, 2422, 2436, 2450, 2464, 2478, 2492, 2506, 2520, 2534, 4732, 4746, 4760, 4774 (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[#, 13]]]>1&] (* Vincenzo Librandi, Feb 05 2014 *)

CROSSREFS

Sequence in context: A044854 A044899 A008596 * A044839 A033011 A321371

Adjacent sequences:  A033023 A033024 A033025 * A033027 A033028 A033029

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified October 21 14:45 EDT 2019. Contains 328301 sequences. (Running on oeis4.)