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 A350507 #10 Feb 16 2025 08:34:02 %S A350507 1,2,4,10,25,85,332,1746,11803 %N A350507 Number of (not necessarily connected) unit-distance graphs on n nodes. %H A350507 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/Unit-DistanceGraph.html">Unit-Distance Graph</a> %Y A350507 Cf. A059103 (connected unit distance graphs). %K A350507 nonn,more %O A350507 1,2 %A A350507 _Eric W. Weisstein_, Jan 02 2022 %E A350507 a(9) from _Eric W. Weisstein_, Jan 10 2022