%I #7 Mar 30 2012 18:56:27
%S 1,5,7,9,17,15,21,21,25,35,29,37,35,45,45,43,57,57,57,59,57,73,71,73,
%T 73,85,83,81,93,87,101,97,95,105,113,113,115,113,125,119,133,125,133,
%U 139,133,145,139,153,153,157,159,161,173,159,169
%N a(n)=number of Gaussian integers z=a+bi satisfying n-1/2<|z|<=n+1/2, b>=0.
%H <a href="/index/Ga#gaussians">Index entries for Gaussian integers and primes</a>
%K nonn
%O 0,2
%A _Clark Kimberling_