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 A374307 #19 Dec 21 2024 16:28:33 %S A374307 1,8,332,3750,68591,899432,13506023,180160012,2510785227,33330848454, %T A374307 448079715759,5893418278271,77649390052196,1011970457365017, %U A374307 13165754032331389,170232985496817728,2195480228590892060,28203099820000893198,361391865363036263917,4617813892310295762334 %N A374307 Number of Greek-key tours on an 8 X n grid. %C A374307 Greek-key tours are self-avoiding walks that touch every vertex of the grid and start at the bottom-left corner. %H A374307 Andrew Howroyd, <a href="/A374307/b374307.txt">Table of n, a(n) for n = 1..200</a> %H A374307 N. Johnston, <a href="http://www.nathanieljohnston.com/index.php/2009/05/on-maximal-self-avoiding-walks/">On Maximal Self-Avoiding Walks</a>. %H A374307 Jay Pantone, <a href="/A374307/a374307.txt">Generating function</a>. %H A374307 Jay Pantone, Alexander R. Klotz, and Everett Sullivan, <a href="https://arxiv.org/abs/2407.18205">Exactly-solvable self-trapping lattice walks. II. Lattices of arbitrary height.</a>, arXiv:2407.18205 [math.CO], 2024. %H A374307 <a href="/index/Rec#order_203">Index entries for linear recurrences with constant coefficients</a>, order 203. %F A374307 See Links section for generating function. %Y A374307 Row 8 of A378938. %Y A374307 Cf. A145157, A046994, A046995, A145156, A160240, A160241. %K A374307 nonn %O A374307 1,2 %A A374307 _Jay Pantone_, Jul 23 2024 %E A374307 a(20) onwards from _Andrew Howroyd_, Dec 21 2024