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 A343209 #9 Apr 11 2021 07:53:17 %S A343209 45,121,1815,24000,297025,78250050,361,3509,30976,27216,403202,75, %T A343209 1805,1728,31500,508805,207368,1609152,227402340,29821320745, %U A343209 8223103375490,37158912,15482880000,5996600870820,1702422879696000,1176,324900,29859840,30950832,2518646460 %N A343209 Number of spanning trees of the graph of the n-th Johnson solid. %C A343209 Terms are taken from the paper by Horiyama and Shoji, verified by _Pontus von Brömssen_. %H A343209 Pontus von Brömssen, <a href="/A343209/b343209.txt">Table of n, a(n) for n = 1..92</a> %H A343209 Takashi Horiyama and Wataru Shoji, <a href="https://www.ibr.cs.tu-bs.de/alg/eurocg13/booklet_eurocg13.pdf">The number of different unfoldings of polyhedra</a>, The 29th European Workshop on Computational Geometry, Technische Universität Braunschweig 2013, 143-146. [Apparently, two pairs of Johnson solids have switched numbers in Table 2, namely J32 <-> J33 and J40 <-> J41.] %H A343209 Wikipedia, <a href="https://en.wikipedia.org/wiki/List_of_Johnson_solids">List of Johnson solids</a> %e A343209 The gyrobifastigium (J26) has a(26) = 1176 spanning trees. %Y A343209 Cf. A242731, A343210, A343213. %K A343209 nonn,fini,full %O A343209 1,1 %A A343209 _Pontus von Brömssen_, Apr 08 2021