%I A016728
%S A016728 1,18,62,98,210,350,450,602,762,1142,1250,1458,1814,2178,2498,2622,
%T A016728 3338,3722,4170,4358,5034,5714,5982,6602,7130,8034,8606,9066,9962,
%U A016728 10550,11226,12146,12606,13802,14754,15194,16454,17154,18266,18750
%N A016728 Number of integer points (x,y,z) at distance <= 0.5 from sphere of radius 
               n.
%Y A016728 Sequence in context: A105521 A154563 A090073 this_sequence A165029 A010006 
               A044156
%Y A016728 Adjacent sequences: A016725 A016726 A016727 this_sequence A016729 A016730 
               A016731
%K A016728 nonn
%O A016728 0,2
%A A016728 csvcjld(AT)nomvst.lsumc.edu