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%I #10 Apr 16 2023 02:03:05
%S 0,0,4,16,32,60,88,120,164,216,276,332,392,476,556,648,732,832,936,
%T 1052,1176,1288,1428,1560,1696,1860,2016,2180,2340,2512,2700,2876,
%U 3080,3276,3488,3712,3908,4144,4360,4620,4864,5096,5356,5616,5900
%N a(n) is the number of complete squares that fit inside the circle with radius n, drawn on squared paper at (0, 0).
%C a(n) = 4 * A001182(n).
%C Limit_{n->oo} a(n)/(n^2) = Pi.
%Y Cf. A001182.
%K nonn
%O 0,3
%A Tomas Kyselica (Tomas.Kyselica(AT)gmail.com), Jul 29 2006
%E More terms from _Don Reble_, Aug 01 2006
%E Name clarified by _Kirill Zolotuskiy_, Apr 15 2023
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