%I #14 Jan 21 2015 13:03:30
%S 2,6,22,101,576,4162,38280,451411,6847662
%N Number of constrained mixed models with n factors.
%D A. Hess and H. Iyer, Enumeration of mixed linear models and SAS macro for computation of confidence intervals for variance components, presented at Applied Statistics in Agriculture Conference at Kansas State University 2001.
%H R. Bayon, N. Lygeros and J.-S. Sereni, <a href="http://www.math.nthu.edu.tw/~amen/2005/040909-2.pdf">New progress in enumeration of mixed models</a>, Applied Mathematics E-Notes, 5 (2005), 60-65.
%H R. Bayon, N. Lygeros and J.-S. Sereni, <a href="http://www-sop.inria.fr/mascotte/personnel/Jean-Sebastien.Sereni/Articles/BLS03.pdf">Nouveaux progrès dans l'énumération des modèles mixtes</a>, in Knowledge discovery and discrete mathematics : JIM'2003, INRIA, Université de Metz, France, 2003, pp. 243-246.
%H R. Fraïssé and N. Lygeros, <a href="http://gallica.bnf.fr/ark:/12148/bpt6k57325582/f421.image">Petits posets: dénombrement, représentabilité par cercles et "compenseurs"</a>, C. R. Acad. Sci. Paris, Vol. 313, series I, pp. 417-420, 1991.
%H Ann Marie Hess, <a href="http://www.stat.colostate.edu/~hess/MixedModels.htm">Mixed Models Site</a>
%Y Cf. A000112, A079265, A006126, A006602, A006896-A006898.
%K nonn,more
%O 1,1
%A _N. J. A. Sloane_, Feb 16 2003
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