%I A088462
%S A088462 1,1,1,2,2,3,3,4,4,4,5,5,6,6,6,7,7,8,8,8,9,9,10,10,11,11,11,12,12,13,13,
%T A088462 13,14,14,15,15,16,16,16,17,17,18,18,18,19,19,20,20,21,21,21,22,22,23,
%U A088462 23,23,24,24,25,25,25,26,26,27,27,28,28,28,29,29,30,30,30,31,31,32,32
%N A088462 a(1)=1, a(n)=ceiling((n-a(a(n-1)))/2).
%C A088462 Partial sums of A004641. [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), 
               Dec 05 2009]
%H A088462 R. Zumkeller, <a href="b088462.txt">Table of n, a(n) for n = 1..10000</
               a> [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 
               05 2009]
%F A088462 a(n)=floor((sqrt(2)-1)*n+1/sqrt(2))
%Y A088462 Cf. A005206.
%Y A088462 Sequence in context: A060021 A000006 A061017 this_sequence A093337 A120397 
               A104305
%Y A088462 Adjacent sequences: A088459 A088460 A088461 this_sequence A088463 A088464 
               A088465
%K A088462 nonn,new
%O A088462 1,4
%A A088462 Benoit Cloitre (benoit7848c(AT)orange.fr), Nov 12 2003