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A043739 Number of runs in the base 2 representation of n is congruent to 0 mod 7. 1
85, 149, 165, 169, 171, 173, 181, 213, 277, 293, 297, 299, 301, 309, 325, 329, 331, 333, 337, 339, 343, 345, 347, 349, 357, 361, 363, 365, 373, 405, 421, 425, 427, 429, 437, 469, 533, 549, 553, 555, 557, 565, 581, 585, 587, 589 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Range[600], Mod[Length[Split[IntegerDigits[#, 2]]], 7]==0&] (* Harvey P. Dale, Apr 29 2019 *)

CROSSREFS

Sequence in context: A083750 A043684 A043574 * A043753 A043761 A043770

Adjacent sequences:  A043736 A043737 A043738 * A043740 A043741 A043742

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified October 28 10:33 EDT 2020. Contains 338054 sequences. (Running on oeis4.)