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A043600
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Numbers whose base-4 representation has exactly 9 runs.
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0
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69905, 69906, 69907, 69912, 69913, 69915, 69916, 69917, 69918, 69921, 69922, 69923, 69924, 69926, 69927, 69932, 69933, 69934, 69937, 69938, 69939, 69940, 69942, 69943, 69944, 69945, 69947, 70020, 70022, 70023
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OFFSET
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1,1
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COMMENTS
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LINKS
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MATHEMATICA
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Select[Range[71000], Length[Split[IntegerDigits[#, 4]]]==9&] (* Harvey P. Dale, May 23 2017 *)
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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STATUS
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approved
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