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A043872 Numbers n such that number of runs in the base 4 representation of n is congruent to 5 mod 10. 1
273, 274, 275, 280, 281, 283, 284, 285, 286, 289, 290, 291, 292, 294, 295, 300, 301, 302, 305, 306, 307, 308, 310, 311, 312, 313, 315, 388, 390, 391, 392, 393, 395, 396, 397, 398, 401, 402, 403, 408, 409, 411, 412, 413, 414 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[500], Mod[Length[Split[IntegerDigits[#, 4]]], 10]==5&] (* Harvey P. Dale, Apr 28 2017 *)
CROSSREFS
Sequence in context: A043848 A043855 A043863 * A043586 A043785 A043797
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified July 18 06:54 EDT 2024. Contains 374377 sequences. (Running on oeis4.)