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 A346124 #14 Aug 25 2021 03:17:56 %S A346124 1,4,6,8,12,14,15,16,18,20,21,23,24,25,26,27,28,32,34,36,38,44,46,48, %T A346124 52,56,58,60 %N A346124 Numbers m such that no self-avoiding walk of length m + 1 on the square lattice fits into the smallest circle that can enclose a walk of length m. %C A346124 Closed walks are allowed. %H A346124 Hugo Pfoertner, <a href="http://www.randomwalk.de/sequences/a346124.htm">Examples of paths of maximum length</a>. %e A346124 See link for illustrations of terms corresponding to diameters D < 8.5. %Y A346124 The squared radii of the enclosing circles are a subset of A192493/A192494. %Y A346124 Cf. A037245, A122224, A127399, A127400, A127401, A266549, A316194, A346993, A346994, A346995. %Y A346124 Cf. A346123-A346132 similar to this sequence with other sets of turning angles. %K A346124 nonn,more %O A346124 1,2 %A A346124 _Hugo Pfoertner_ and _Markus Sigg_, Jul 30 2021