%I A103341
%S A103341 1,2,3,6,12,23,91,2897,5793,23171,46341,92682,185364,370728,1482911,
%T A103341 2965821,5931642,23726567,47453133,94906266,379625063,759250125,
%U A103341 1518500250,3037000500,6074001000,12148002000,24296004000,48592008000
%N A103341 Numbers n such that floor(n*sqrt(2)) is a power of 2.
%C A103341 Sequence is infinite.
%D A103341 Jean-Marie De Koninck and Armel Mercier, 1001 problemes en theorie classique 
               des nombres, ellipses, 2004, pp. 117, 374-375.
%o A103341 (PARI) for(k=0,40,n=ceil(2^k/sqrt(2));if(floor(n*sqrt(2))==2^k,print1(n,
               ","))) - Robert Gerbicz (robert.gerbicz(AT)gmail.com), Jun 09 2007
%Y A103341 Sequence in context: A154324 A001630 A164363 this_sequence A023675 A029996 
               A038085
%Y A103341 Adjacent sequences: A103338 A103339 A103340 this_sequence A103342 A103343 
               A103344
%K A103341 nonn
%O A103341 1,2
%A A103341 Benoit Cloitre (benoit7848c(AT)orange.fr), May 13 2007
%E A103341 More terms from Robert Gerbicz (robert.gerbicz(AT)gmail.com), Jun 09 
               2007