%I #8 Mar 11 2019 04:11:18
%S 2,6,28,370,13403,1535679
%N Number of distinct real eigenvalues of n X n matrices with elements {0, 1}.
%H S. E. Thornton, <a href="http://www.bohemianmatrices.com/cpdb/unstructured/unstructured_0_1">Properties of the Bohemian family of n x n matrices with population {0, 1}</a>, Characteristic Polynomial Database.
%Y Number of distinct eigenvalues is in A306784.
%Y Number of characteristic polynomials is in A272661.
%Y Number of minimal polynomials is in A306781.
%K nonn,more,hard
%O 1,1
%A _Steven E. Thornton_, Mar 10 2019