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A033005 Every run of digits of n in base 7 has length 2. 1
8, 16, 24, 32, 40, 48, 392, 408, 416, 424, 432, 440, 784, 792, 808, 816, 824, 832, 1176, 1184, 1192, 1208, 1216, 1224, 1568, 1576, 1584, 1592, 1608, 1616, 1960, 1968, 1976, 1984, 1992, 2008, 2352, 2360, 2368, 2376, 2384, 2392 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

MATHEMATICA

Select[Range[2500], Union[Length/@Split[IntegerDigits[#, 7]]]=={2}&] (* From Harvey P. Dale, Oct 24 2011 *)

CROSSREFS

Sequence in context: A031488 A020335 A044833 * A072066 A055065 A181311

Adjacent sequences:  A033002 A033003 A033004 * A033006 A033007 A033008

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 15 09:47 EST 2012. Contains 205762 sequences.