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 A193171 #14 Apr 18 2022 10:14:39 %S A193171 1,560,38169,3764367,447544629,56182569218,6972159602221, %T A193171 860282926307373,106058594866721427,13079879279632244767, %U A193171 1613359976756293117691,199005867656003390145969,24546867122140625530760786,3027781041159666215998006805,373467431655380156034555333637 %N A193171 Number of simple paths from (1, 1) to (n, 5) on an n X 5 grid with king moves allowed. %H A193171 Andrew Howroyd, <a href="/A193171/b193171.txt">Table of n, a(n) for n = 1..200</a> %Y A193171 Row 5 of A329118. %K A193171 nonn,walk %O A193171 1,2 %A A193171 _MatÃas Benzo_, Jul 17 2011 %E A193171 Offset changed and terms a(6) and beyond from _Andrew Howroyd_, Nov 05 2019