%I #18 Aug 02 2020 03:55:20
%S 1,1,2,4,3,8,4,21,12,13,4,59,6,16,25,222,5,95,7,95,32,16,22,750,45,34,
%T 502,185
%N Number of association schemes of order n.
%H Akihide Hanaki and Izumi Miyamoto, <a href="http://doi.org/10.2206/kyushujm.54.81">Classification of primitive association schemes of order up to 22</a>, Kyushu J. Math., 54 (2000), 81-86.
%H Akihide Hanaki and Izumi Miyamoto, <a href="http://dx.doi.org/10.1016/S0012-365X(02)00551-4">Classification of association schemes of small order</a>, Discrete Math. 264 (2003), 75-80.
%H A. Hanaki and I. Miyamoto, <a href="http://math.shinshu-u.ac.jp/~hanaki/as/">Classification of association schemes with small vertices</a>
%H Mitsugu Hirasaka and Yuji Suga <a href="http://www.kurims.kyoto-u.ac.jp/~kyodo/kokyuroku/contents/pdf/0962-7.pdf">The classification of association schemes with 13 or 15 points</a>, RIMS Kôkyûroku, 962 (1996) 71-80.
%H Y. Suga, <a href="https://web.archive.org/web/20060128230208/http://www.math.kyushu-u.ac.jp/stat/Suga/ass/class.htm">Association schemes with up to 15 vertices</a>
%Y Cf. A057498, A057499, A057560.
%K nonn,nice,more
%O 1,3
%A _N. J. A. Sloane_, Oct 01 2000