%I M0085 #10 Jan 27 2014 08:57:35
%S 1,1,1,1,1,1,1,1,1,2,1,2,1,1,1,3,3,3,1,3,1,2,1,1,3,2,4,1,1,2,5,1,3,2,
%T 1,1,3,3,4,2,2,1,2,1,7,2,5,2,1,5,2,3,1,5,3,6,1,1,4,4,2,7,1,5,1,3,3,3,
%U 3,4,4,2,1,3,5,5,1,5,3,1,5,1,7,4,2,3,2,2,5,2,8,7,7,2,2,3,4,5,4,1,1,5,11,3
%N Number of classes per genus in Q(sqrt -n), n squarefree.
%D D. A. Buell, Binary Quadratic Forms. Springer-Verlag, NY, 1989, pp. 224-241.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%K nonn
%O 1,10
%A _N. J. A. Sloane_, _Mira Bernstein_