%I A048048
%S A048048 0,0,0,0,0,0,0,0,0,0,0,0,0,9,10,11,66,72,78,273,294,315,840,896,952,
%T A048048 2142,2268,2394,4959,5230,5502,12012,12705,13409,34914,37224,39600,
%U A048048 117975,126412,135135,405405,434434,464464,1309959,1400455
%N A048048 Number of nonempty subsets of {1,2,...,n} in which exactly 5/6 of the 
               elements are <= (n+1)/3.
%Y A048048 Sequence in context: A054967 A048031 A048013 this_sequence A136835 A104627 
               A119956
%Y A048048 Adjacent sequences: A048045 A048046 A048047 this_sequence A048049 A048050 
               A048051
%K A048048 nonn
%O A048048 1,14
%A A048048 Clark Kimberling (ck6(AT)evansville.edu)