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Number of positive integers <= 2^n of form 5 x^2 + 5 y^2.
0

%I #7 Mar 30 2012 18:35:40

%S 0,0,0,1,2,4,7,13,24,44,80,149,276,517,975,1852,3537,6775,13027,25128,

%T 48589,94151,182809,355553,692591,1350973,2638450,5158567,10096032,

%U 19777579,38775771,76082812,149390879,293528094,577088731,1135234401

%N Number of positive integers <= 2^n of form 5 x^2 + 5 y^2.

%H <a href="/index/Qua#quadpop">Index entries for sequences related to populations of quadratic forms</a>

%K nonn

%O 0,5

%A _David W. Wilson_