A043741 - OEIS

A043741

Numbers whose number of runs in the base-2 representation is congruent to 2 mod 7.

2, 4, 6, 8, 12, 14, 16, 24, 28, 30, 32, 48, 56, 60, 62, 64, 96, 112, 120, 124, 126, 128, 192, 224, 240, 248, 252, 254, 256, 341, 384, 448, 480, 496, 504, 508, 510, 512, 597, 661, 677, 681, 683, 685, 693, 725, 768, 853, 896, 960, 992

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..51.

MATHEMATICA

Select[Range[1000], Mod[Length[Split[IntegerDigits[#, 2]]], 7]==2&] (* Harvey P. Dale, Aug 17 2024 *)

CROSSREFS

Sequence in context: A043726 A043730 A043735 * A043748 A043756 A043765

Adjacent sequences: A043738 A043739 A043740 * A043742 A043743 A043744

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved