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%I #11 Apr 14 2023 15:36:18
%S 3,12,33,95,237,665,1669,4765,12213,35557,92693,273525,720597,2143125,
%T 5679189,16962005,45087573,134958677
%N 1/12 the number of n X n arrays of squares of integers with every 2 X 2 subblock summing to 29.
%F Empirical G.f.: 1+(-1+x+17*x^2-5*x^3-77*x^4-8*x^5+80*x^6)/((-1+x)*(-1+2*x)*(1+2*x)*(-1+2*x^2)*(-1+8*x^2)). - _Vaclav Kotesovec_, Nov 30 2012
%K nonn
%O 2,1
%A _R. H. Hardin_, Apr 06 2009
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