%I #4 Mar 30 2012 18:56:54
%S 0,0,0,0,4,5,6,27,35,44,164,219,285,1000,1364,1819,6187,8567,11627,
%T 38759,54263,74612,245156,346103,480699,1562274,2220074,3108104,
%U 10015004,14307149,20160074,64512239,92561039,131128139
%N Number of nonempty subsets of {1,2,...,n} in which exactly 1/2 of the elements are <= (n-2)/3.
%K nonn
%O 1,5
%A _Clark Kimberling_
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