A043755 Numbers n such that number of runs in the base 2 representation of n is congruent to 1 mod 9.

1, 3, 7, 15, 31, 63, 127, 255, 511, 682, 1023, 1194, 1322, 1354, 1362, 1364, 1366, 1370, 1386, 1450, 1706, 2047, 2218, 2346, 2378, 2386, 2388, 2390, 2394, 2410, 2474, 2602, 2634, 2642, 2644, 2646, 2650, 2666, 2698, 2706

Offset

1,2

Links

Table of n, a(n) for n=1..40.

Mathematica

Select[Range[3000], Mod[Length[Split[IntegerDigits[#, 2]]], 9]==1&] (* Harvey P. Dale, May 22 2014 *)

Crossrefs

Sequence in context: A267258 A305493 A213247 * A105755 A043764 A213248

Adjacent sequences: A043752 A043753 A043754 * A043756 A043757 A043758

Keyword

nonn,base

Author

Clark Kimberling

Status

approved