A043782 - OEIS

A043782

Numbers n such that number of runs in base 3 representation of n is congruent to 2 mod 5.

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, 108, 117, 120, 122, 125, 134, 161, 162, 202, 216, 229, 234, 238, 240, 241, 243, 324, 351, 360, 363, 365, 368, 377, 404, 485, 486, 607, 648

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OFFSET

1,1

LINKS

Table of n, a(n) for n=1..53.

MATHEMATICA

Select[Range[1000], Mod[Length[Split[IntegerDigits[#, 3]]], 5]==2&] (* Harvey P. Dale, Mar 20 2020 *)

CROSSREFS

Sequence in context: A043775 A043778 A043582 * A043787 A043793 A043800

Adjacent sequences: A043779 A043780 A043781 * A043783 A043784 A043785

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved