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 A368003 #4 Dec 21 2023 15:44:13 %S A368003 1,2,6,28,1001,291291,243373,1634249695,32872944939783505504120, %T A368003 29741903410,800946519853683297326312, %U A368003 124513191408778015284779022326574057102628201495649607240,4065704197026943714470537818579676 %N A368003 Denominator of the least probability that a particular fixed polyomino with n cells appears as the image of a simple random walk on the square lattice. %C A368003 a(n) is the denominator of the minimum of A368000/A368001 over the n-th row. See A368000 for details. %H A368003 Pontus von Brömssen, <a href="/A368002/a368002.svg">Illustration of all least probable polyominoes with at most 13 cells</a>. %H A368003 <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>. %Y A368003 Cf. A367997, A368000, A368001, A368002 (numerators), A368005. %K A368003 nonn,frac,more %O A368003 1,2 %A A368003 _Pontus von Brömssen_, Dec 09 2023