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 A369369 #10 Jan 28 2024 03:36:13 %S A369369 1,1,5,2,13,74,961,3,871,103,319,61289 %N A369369 Denominator of the maximum expected number of steps of a random walk on the cells of the hexagonal lattice before it lands on a mined cell, given that all but n cells are mined. %C A369369 See A369368 for details. %H A369369 Pontus von Brömssen, <a href="/A369368/a369368.svg">Illustration of the optimal mine-free cells for n = 1..11</a>. (The random walk starts at the black dot.) %Y A369369 Cf. A369368 (numerators), A366999 (square lattice), A369371 (triangular lattice). %K A369369 nonn,frac,more %O A369369 0,3 %A A369369 _Pontus von Brömssen_, Jan 24 2024