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 A172560 #14 Oct 13 2024 13:05:25 %S A172560 1,12870,27770358330,297348703692826500,6637298299496411164868250, %T A172560 226226183763370772622682749527820, %U A172560 10156485647319165206190655366818708639900,553419789083994907139302477834526824481001555000,34812290428176298285394893936773707951192224124239796250 %N A172560 Number of 2*n X 16 binary arrays with row sums 8 and column sums n. %H A172560 Christoph Koutschan, <a href="/A172560/b172560.txt">Table of n, a(n) for n = 0..25</a> (terms n=1..13 from R. H. Hardin) %H A172560 Robert Dougherty-Bliss, Christoph Koutschan, Natalya Ter-Saakov, and Doron Zeilberger, <a href="https://arxiv.org/abs/2410.07435">The (Symbolic and Numeric) Computational Challenges of Counting 0-1 Balanced Matrices</a>, arXiv:2410.07435 [math.CO], 2024. %Y A172560 Column k=8 of A376935. %K A172560 nonn %O A172560 0,2 %A A172560 _R. H. Hardin_, Feb 06 2010 %E A172560 a(0)=1 prepended by _Andrew Howroyd_, Oct 12 2024