%I A023198
%S A023198 27720,30240,32760,50400,55440,60480,65520,75600,83160,85680,90720,95760,
%T A023198 98280,100800,105840,110880,115920,120120,120960,128520,131040,138600,
%U A023198 141120,143640,151200,163800,166320,171360,176400,180180,181440,184800
%N A023198 Numbers n such that sigma(n) >= 4n.
%Y A023198 Sequence in context: A097244 A101214 A079321 this_sequence A068404 A023943 
               A096027
%Y A023198 Adjacent sequences: A023195 A023196 A023197 this_sequence A023199 A023200 
               A023201
%K A023198 nonn
%O A023198 1,1
%A A023198 David W. Wilson (davidwwilson(AT)comcast.net)