%I A053596
%S A053596 0,0,8,8,32,56,136,160,280,360,552,672,912,1088,1472,1736,2176,2512,
%T A053596 3112,3544,4224,4776,5616,6272,7208,8144,9328,10144,11536,12712,14328,
%U A053596 15408,17256,18656,20672,22400,24464,26344,28768,30976,33552
%N A053596 Open 3-dimensional ball numbers (version 4): a(n)= number of integer 
               points (i,j,k) contained in a open ball of diameter n, centered at 
               (1/2,1/2,1/2).
%C A053596 a(n)/(n/2)^3->4/3*Pi
%Y A053596 Sequence in context: A133038 A143336 A122858 this_sequence A141384 A111218 
               A103744
%Y A053596 Adjacent sequences: A053593 A053594 A053595 this_sequence A053597 A053598 
               A053599
%K A053596 easy,nonn
%O A053596 0,3
%A A053596 Klaus Strassburger (strass(AT)ddfi.uni-duesseldorf.de), Jan 19 2000