%I #6 Apr 17 2022 20:15:35
%S 8946936,1709348346,325881917874,62127117326151,11844001767009636,
%T 2257956973020836034,430460043429459971151,82063498573383090200622,
%U 15644698967819692026084375,2982527068033093478348100960
%N Number of (n+2) X (3+2) 0..2 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards.
%C Column 3 of A233497.
%H R. H. Hardin, <a href="/A233492/b233492.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 191*a(n-1) +134*a(n-2) -38637*a(n-3) +3177*a(n-4) +1502613*a(n-5) -3705102*a(n-6) +2380185*a(n-7).
%e Some solutions for n=1
%e ..0..0..0..0..1....0..0..0..0..1....0..0..0..0..2....0..0..0..0..1
%e ..0..2..2..2..2....1..0..0..0..0....2..0..0..2..2....0..0..0..0..0
%e ..0..2..1..0..2....0..0..0..2..0....1..2..0..1..1....0..0..2..0..0
%Y Cf. A233497.
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 11 2013
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