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 A175054 A positive integer n is included if there is no run of 0's in the binary representation of n that is only one digit long. 3

%I #10 Sep 03 2017 21:53:41

%S 1,3,4,7,8,9,12,15,16,17,19,24,25,28,31,32,33,35,36,39,48,49,51,56,57,

%T 60,63,64,65,67,68,71,72,73,76,79,96,97,99,100,103,112,113,115,120,

%U 121,124,127,128,129,131,132,135,136,137,140,143,144,145,147,152,153,156

%N A positive integer n is included if there is no run of 0's in the binary representation of n that is only one digit long.

%C This sequence consists of the terms of A144794 together with those integers of the form 2^k -1.

%H Michael De Vlieger, <a href="/A175054/b175054.txt">Table of n, a(n) for n = 1..10000</a>

%t Select[Range@ 160, Select[Split@ IntegerDigits[#, 2], Length[#] == 1 && First[#] == 0 &] == {} &] (* _Michael De Vlieger_, Sep 03 2017 *)

%Y Cf. A144794.

%K base,nonn

%O 1,2

%A _Leroy Quet_, Dec 08 2009

%E Extended by _Ray Chandler_, Dec 18 2009

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Last modified September 19 11:33 EDT 2024. Contains 376010 sequences. (Running on oeis4.)