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 A093478 #9 Jan 15 2023 02:08:30 %S A093478 1,1,-1,18,34,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, %T A093478 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, %U A093478 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6 %N A093478 Number of regular (finite but not necessarily convex) polytopes of full rank in n-dimensional space, or -1 if the number is infinite. %D A093478 P. McMullen and E. Schulte, Abstract Regular Polytopes, Encyclopedia of Mathematics and its Applications, Vol. 92, Cambridge University Press, Cambridge, 2002. %H A093478 P. McMullen, <a href="https://doi.org/10.1007/s00454-004-0848-5">Regular polytopes of full rank</a>, Discrete Comput. Geom. 32 (2004), no. 1, 1-35. %H A093478 <a href="/index/Pol#polytopes">Index entries for sequences related to polytopes</a> %Y A093478 Cf. A093479, A060296, A000943, A000944, A053016, A063927. %K A093478 sign %O A093478 0,4 %A A093478 _N. J. A. Sloane_, May 22 2004