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 A291121 #6 Jun 13 2024 15:33:52 %S A291121 1,1,14,596,51570,7499467,1643722873,505862470010,207976214329922, %T A291121 110082566480231855,72903763226014970781,59052859112474311283157, %U A291121 57431375668375876890521461,66037761629358556242334308571,88619376126543463987900902115279 %N A291121 Number of parking functions of length 2n whose maximum element is n. %H A291121 Alois P. Heinz, <a href="/A291121/b291121.txt">Table of n, a(n) for n = 0..214</a> %F A291121 a(n) = A260693(2n,n). %Y A291121 Cf. A260693. %K A291121 nonn %O A291121 0,3 %A A291121 _Alois P. Heinz_, Aug 17 2017