%I #4 Dec 14 2013 06:52:59
%S 395955,27826929,1955165211,137370562281,9651696380883,
%T 678130944334209,47645673900633963,3347598657948373881,
%U 235203237936279213219,16525446682220210003409,1161082604317640744905083
%N Number of (n+2)X(2+2) 0..2 arrays with no increasing sequence of length 3 horizontally or diagonally downwards
%C Column 2 of A233618
%H R. H. Hardin, <a href="/A233612/b233612.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 75*a(n-1) -279*a(n-2) -4023*a(n-3) +15264*a(n-4) +56196*a(n-5) -228096*a(n-6) +186624*a(n-7)
%e Some solutions for n=1
%e ..0..0..1..1....0..0..1..1....0..2..1..2....0..2..0..1....0..1..1..2
%e ..0..0..1..0....2..0..2..2....2..1..2..2....2..0..2..1....2..1..0..1
%e ..2..0..1..0....0..0..1..0....0..1..0..1....2..2..1..0....2..1..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 14 2013
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