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A043836 Number of runs in the base 4 representation of n is congruent to 4 mod 5. 0
68, 70, 71, 72, 73, 75, 76, 77, 78, 97, 98, 99, 100, 102, 103, 108, 109, 110, 113, 114, 115, 116, 118, 119, 120, 121, 123, 132, 134, 135, 136, 137, 139, 140, 141, 142, 145, 146, 147, 152, 153, 155, 156, 157, 158, 177, 178, 179 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..48.

MATHEMATICA

Select[Range[200], Mod[Length[Split[IntegerDigits[#, 4]]], 5]==4&] (* Harvey P. Dale, Jun 12 2019 *)

CROSSREFS

Sequence in context: A214601 A043595 A043828 * A043841 A043847 A043854

Adjacent sequences:  A043833 A043834 A043835 * A043837 A043838 A043839

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified June 20 11:49 EDT 2021. Contains 345164 sequences. (Running on oeis4.)