%I #4 Dec 18 2015 18:17:18
%S 1857,18113,98081,384609,1934237,7541249,26058765,119683865,465264653,
%T 1694090505,7898979629
%N Number of n X n arrays of squares of integers with every 3X3 subblock summing to 12
%K nonn
%O 3,1
%A _R. H. Hardin_ Apr 06 2009