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 A076325 #10 Feb 16 2025 08:32:47 %S A076325 1,1,2,6,21,112,852,11110,260962,11712281,1006302720 %N A076325 Number of connected 6-colorable (i.e., chromatic number <= 6) simple graphs on n nodes. %H A076325 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/n-ColorableGraph.html">n-Colorable Graph</a> %F A076325 Inverse Euler transform of A076318. - _Andrew Howroyd_, Dec 02 2018 %Y A076325 Cf. A005142, A076322, A076323, A076324, A076326, A076327, A076328. %Y A076325 Cf. A076282, A076318, A084269, A126740. %K A076325 nonn,more %O A076325 1,3 %A A076325 _Eric W. Weisstein_, Oct 06 2002 %E A076325 a(10)-a(11) from _Andrew Howroyd_, Dec 02 2018