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 A331056 #7 Jan 08 2020 19:43:23 %S A331056 1,6,18,12,18,6,1 %N A331056 Coordination sequence for hexavalent vertex in 1-skeleton of disdyakis triacontahedron. %C A331056 Computed by Tom Karzes (see link). %H A331056 Tom Karzes, <a href="/A298808/a298808.html">Polyhedron Coordination Sequences</a> %Y A331056 Cf. A331055, A331057. %K A331056 nonn,fini,full %O A331056 0,2 %A A331056 _N. J. A. Sloane_, Jan 08 2020