This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A359932 #10 Jan 22 2023 08:58:55 %S A359932 40,689,7240,38729,151584,488741 %N A359932 Number of vertices among all distinct circles that can be constructed from an n x n square grid of points using only a compass. %C A359932 A circle is constructed for every pair of the n x n points, the first point defines the circle's center while the second the radius distance. The number of distinct circles constructed from the n x n points is A359931(n). %C A359932 No formula for a(n) is known. %H A359932 Scott R. Shannon, <a href="/A359932/a359932.jpg">Image for n = 2</a>. %H A359932 Scott R. Shannon, <a href="/A359932/a359932_1.jpg">Image for n = 3</a>. %H A359932 Scott R. Shannon, <a href="/A359932/a359932_2.jpg">Image for n = 4</a>. %F A359932 a(n) = A359934(n) - A359933(n) + 1 by Euler's formula. %Y A359932 Cf. A359933 (regions), A359934 (edges), A359935 (k-gons), A359931 (distinct circles), A359859, A359252. %K A359932 nonn,more %O A359932 2,1 %A A359932 _Scott R. Shannon_, Jan 19 2023