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 A308349 #9 Feb 16 2025 08:33:55 %S A308349 0,0,0,1,1,1,3,13,55 %N A308349 Number of minimal unit-distance forbidden graph minors on n vertices. %D A308349 K. B. Chilakamarri and C. R. Mahoney, Maximal and minimal forbidden unit-distance graphs in the plane, Bulletin of the ICA, 13 (1995), 35-43. %H A308349 Aidan Globus and Hans Parshall, <a href="https://arxiv.org/abs/1905.07829">Small unit-distance graphs in the plane</a>, arXiv:1905.07829 [math.CO], 2019. %H A308349 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/Unit-DistanceGraph.html">Unit-Distance Graph</a> %Y A308349 Cf. A059103 (simple connected unit-distance graphs). %K A308349 nonn,hard,more %O A308349 1,7 %A A308349 _Eric W. Weisstein_, May 21 2019