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 A368389 #8 Jan 12 2024 15:01:54 %S A368389 1,1,3,35,924,19019,14774760,767191139,2455848787392,2993165027255, %T A368389 6240848877339043968,5018882339663051609, %U A368389 238246203631345609763405422080 %N A368389 Denominator of the least probability that a particular free polyomino with n cells appears in internal diffusion-limited aggregation on the square lattice. %C A368389 a(n) is the denominator of the minimum of A368386/A368387 over the n-th row. See A368386 for details. %C A368389 For n <= 13, the straight polyomino has the least probability of appearing among all n-celled polyominoes, and it seems likely that this is true for all n. %H A368389 <a href="/index/Pol#polyominoes">Index entries for sequences related to polyominoes</a>. %Y A368389 Cf. A367997, A368386, A368387, A368388 (numerators), A368391, A368661 (external diffusion-limited aggregation). %K A368389 nonn,frac,more %O A368389 1,3 %A A368389 _Pontus von Brömssen_, Dec 22 2023