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 A129732 #26 Mar 13 2022 05:47:40 %S A129732 1,1,1,0,7,2165,91846374 %N A129732 Number of main classes of Graeco-Latin squares of order n. That is, species of pairs of orthogonal Latin squares. %H A129732 J. Egan and I. M. Wanless, <a href="http://dx.doi.org/10.1090/mcom/3010">Enumeration of MOLS of small order</a>, Mathematics of Computation 85, 2016, 799-824. %H A129732 B. D. McKay, <a href="http://users.cecs.anu.edu.au/~bdm/data/latin.html">Latin squares</a>. %H A129732 I. Wanless, <a href="http://users.monash.edu.au/~iwanless/data/MOLS/">Data on mutually orthogonal Latin squares (MOLS)</a>. %e A129732 The unique example for n=3 has two Latin squares [[0, 2, 1], [2, 1, 0], [1, 0, 2]] and [[0, 2, 1], [1, 0, 2], [2, 1, 0]]. %Y A129732 Cf. A003090, A266166, A266167, A266168, A266169, A266170, A266171, A266172, A266173. %K A129732 hard,more,nice,nonn %O A129732 3,5 %A A129732 _Brendan McKay_, May 13 2007 %E A129732 a(9) by Egan and Wanless added by _Janne I. Kokkala_, Sep 08 2015