%I #7 Jun 18 2022 23:45:12
%S 6208,8012,10088,14672,20440,33464,51800,93992,160888,317192,593048,
%T 1246472,2502520,5518664,11691800,26719112,58853368,138080072,
%U 312608408,747636872,1725115000,4182997064,9778136600,23940964232,56457574648
%N Number of (n+1) X (7+1) 0..4 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 5 (constant-stress 1 X 1 tilings).
%C Column 7 of A235280.
%H R. H. Hardin, <a href="/A235277/b235277.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = a(n-1) +15*a(n-2) -15*a(n-3) -80*a(n-4) +80*a(n-5) +180*a(n-6) -180*a(n-7) -144*a(n-8) +144*a(n-9).
%e Some solutions for n=4:
%e 0 3 0 4 0 3 0 4 0 4 0 2 0 2 0 2 1 4 0 3 1 3 1 3
%e 2 0 2 1 2 0 2 1 3 2 3 0 3 0 3 0 3 1 2 0 3 0 3 0
%e 0 3 0 4 0 3 0 4 0 4 0 2 0 2 0 2 1 4 0 3 1 3 1 3
%e 2 0 2 1 2 0 2 1 4 3 4 1 4 1 4 1 3 1 2 0 3 0 3 0
%e 0 3 0 4 0 3 0 4 0 4 0 2 0 2 0 2 1 4 0 3 1 3 1 3
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 05 2014
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