%I A048095
%S A048095 0,0,0,2,3,4,5,6,18,21,24,27,30,33,36,138,156,175,195,216,238,261,285,
%T A048095 310,1150,1260,1375,1495,1620,1750,1885,2025,2170,2320,2475,11035,
%U A048095 11935,12880,13871,14909,15995,17130,18315,19551,20839
%N A048095 Number of nonempty subsets of {1,2,...,n} in which exactly 2/3 of the 
               elements are <= sqrt(n).
%Y A048095 Sequence in context: A124365 A115896 A116018 this_sequence A031015 A024639 
               A123678
%Y A048095 Adjacent sequences: A048092 A048093 A048094 this_sequence A048096 A048097 
               A048098
%K A048095 nonn
%O A048095 1,4
%A A048095 Clark Kimberling (ck6(AT)evansville.edu)