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A043775 Numbers n such that number of runs in base 3 representation of n is congruent to 2 mod 3. 0
3, 5, 6, 7, 9, 12, 14, 17, 18, 22, 24, 25, 27, 36, 39, 41, 44, 53, 54, 67, 72, 76, 78, 79, 81, 91, 92, 96, 97, 100, 101, 102, 104, 108, 117, 120, 122, 125, 134, 138, 140, 141, 142, 145, 146, 150, 151, 161, 162, 172, 173, 177, 178, 181 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[Range[200], Mod[Length[Split[IntegerDigits[#, 3]]], 3]==2&] (* Harvey P. Dale, Aug 29 2023 *)
CROSSREFS
Sequence in context: A039025 A326675 A043692 * A043778 A043582 A043782
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified July 14 13:51 EDT 2024. Contains 374318 sequences. (Running on oeis4.)