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%I #5 Mar 31 2012 12:37:01
%S 4128422,29610374,152500334,826613438,4563772922,25723818038,
%T 138134688554,761533538294,4141845409538,22819902563342,
%U 123961103374538,678268376581502,3687728534652242,20228210090452262,110260687991850938
%N Number of (n+2)X8 0..2 arrays with every 3X3 subblock having equal diagonal elements or equal antidiagonal elements, and new values 0..2 introduced in row major order
%C Column 6 of A204153
%H R. H. Hardin, <a href="/A204151/b204151.txt">Table of n, a(n) for n = 1..48</a>
%e Some solutions for n=4
%e ..0..1..0..0..2..0..1..2....0..0..0..0..1..0..1..2....0..1..2..2..2..0..2..2
%e ..0..0..0..2..0..2..0..2....2..0..0..1..0..1..2..0....2..2..1..2..2..2..0..2
%e ..0..0..2..0..2..0..2..0....0..0..1..0..1..2..0..2....2..1..2..1..2..2..2..0
%e ..0..2..0..2..0..2..0..0....0..1..0..1..2..0..2..1....1..2..1..2..1..2..2..0
%e ..2..0..2..0..2..0..2..2....1..0..1..2..0..2..1..1....1..1..2..1..2..1..2..2
%e ..0..2..2..1..0..2..0..2....0..1..2..0..1..1..2..0....2..1..1..2..2..0..1..2
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 11 2012