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 A359716 #10 Jan 17 2023 09:58:25 %S A359716 1,2,21,412,12045,471666,23248400,1384919040,96891179337, %T A359716 7793576690170,709024597553360,72011978446738452,8079309076956842530, %U A359716 992583434486548102576,132551565601036631863350,19120614257204406476219136,2963248125855567894279025917,491063205808744535843792510886 %N A359716 Central terms of triangle A236961: a(n) = A236961(2*n,n) for n >= 0. %C A359716 Triangle A236961 transforms diagonals in the table of coefficients in the successive iterations of g.f. of A236960 such that column 0 equals A236961(n,0) = n^n. %H A359716 Paul D. Hanna, <a href="/A359716/b359716.txt">Table of n, a(n) for n = 0..31</a> %Y A359716 Cf. A236961, A236960. %K A359716 nonn %O A359716 0,2 %A A359716 _Paul D. Hanna_, Jan 15 2023