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%I #6 Jun 20 2022 00:28:52
%S 88,1200,14800,170568,1830768,18670696,180093160,1680608680,
%T 14967698864
%N Number of (n+1) X (n+1) 0..5 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 3, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
%e Some solutions for n=4:
%e 4 0 2 3 4 3 2 0 5 1 1 0 2 1 0 2 0 4 2 0
%e 2 1 0 4 2 5 1 2 4 3 0 2 1 3 5 0 1 2 3 4
%e 4 0 2 3 4 3 2 0 5 1 4 3 5 4 3 2 0 4 2 0
%e 3 2 1 5 3 5 1 2 4 3 3 5 4 0 2 1 2 3 4 5
%e 2 4 0 1 2 1 0 4 3 5 1 0 2 1 0 0 4 2 0 4
%Y Diagonal of A235026.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 02 2014