%I A155689
%S A155689 0,1,3,3,4,7,7,8,10,11,11,15,16,16,18,19,22,22,23,25,25,26,31,31,32,34,
%T A155689 35,35,38,39,39,41,42,46,46,47,49,49,50,53,53,54,56,57,57,63,64,64,66,
%U A155689 67,70,70,71,73,73,74,78,79,79,81,82,82,85,86,86,88,89,94,94,95,97,97
%N A155689 a(n) = Sum_{k = 1 to infinity} floor[n * sqrt(2) / 2^k)].
%C A155689 a(n) = A020965(n) - A005187(n).
%H A155689 Jon E. Schoenfield, <a href="b155689.txt">Table of n, a(n) for n=1..1000</
               a>
%Y A155689 Cf. A005187, A020965.
%Y A155689 Sequence in context: A059871 A076619 A007448 this_sequence A051263 A058674 
               A152651
%Y A155689 Adjacent sequences: A155686 A155687 A155688 this_sequence A155690 A155691 
               A155692
%K A155689 nonn
%O A155689 1,3
%A A155689 Jon E. Schoenfield (jonscho(AT)hiwaay.net), Jan 24 2009