%I A159358
%S A159358 21,10863,485580,5524819,34063605,147025901,501203288,1443386025,
%T A159358 3661046269,8408644815,17831404296,35411163363,66561697945,119403667269,
%U A159358 205752113900,342352218641,552401782713,867401681215,1329378303444
%N A159358 Number of nXn arrays of squares of integers with every (n-3)X(n-3) subblock 
               summing to 4
%H A159358 R. H. Hardin, <a href="b159358.txt">Table of n, a(n) for n=5..25</a>
%Y A159358 Sequence in context: A028451 A135823 A013726 this_sequence A048914 A046183 
               A167063
%Y A159358 Adjacent sequences: A159355 A159356 A159357 this_sequence A159359 A159360 
               A159361
%K A159358 nonn
%O A159358 5,1
%A A159358 Ron Hardin (rhhardin(AT)att.net) Apr 11 2009