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 A046111 #7 Feb 16 2025 08:32:38 %S A046111 1,1,1,3,1,1,3,1,3,1,1,3,1,3,1,1,5,3,1,3,1,1,3,3,3,1,3,3,1,1,1,1,1,5, %T A046111 3,3,3,1,3,1,3,1,1,9,1,3,3,1,3,3,1,1,1,3,3,1,9,1,1,3,3,1,1,3,3,1,5,3, %U A046111 1,3,3,1,3,3,1,3,3,3,1,3,1,3,1,7,1,1,9,1,1,1,3,3,1,3,1,3,9,3,3,3,1,1 %N A046111 Number of lattice points on circumference of a circle of radius 1/3,2/3,4/3,5/3,... with center at (1/3,0). %H A046111 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/CircleLatticePoints.html">Circle Lattice Points.</a> %Y A046111 Cf. A046109. %K A046111 nonn %O A046111 0,4 %A A046111 _Eric W. Weisstein_