%I #4 Dec 18 2015 18:17:21
%S 80,804780,10871872824,204250577570816,3777380452398706432,
%T 58125469048763371995780,671488648724792776660219584
%N Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 39
%K nonn
%O 3,1
%A _R. H. Hardin_ Apr 11 2009