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 A060631 #8 Feb 16 2025 08:32:44 %S A060631 2,2,3,6,21,288,519195 %N A060631 Number of independent sets in an n-dimensional hypercube modulo symmetries of the hypercube. %H A060631 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/HypercubeGraph.html">Hypercube Graph</a> %H A060631 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/IndependentVertexSet.html">Independent Vertex Set</a> %e A060631 The six independent sets of the 3-cube are: the empty set, one vertex, two vertices on a common facet, two vertices on opposite corners, three neighbors of a vertex and four vertices of a tetrahedron. %Y A060631 Cf. A027624. %K A060631 nonn,nice,more %O A060631 0,1 %A A060631 _David Eppstein_, Apr 14 2001 %E A060631 a(6) from _Andrew Howroyd_, Apr 23 2020