%I #4 Dec 11 2013 10:47:58
%S 4179418541288,42073567268258250,430460043429459971151,
%T 4427856941758752650124295,45546338617701276241497828114,
%U 468395889308102675585857738604085,4816818414167397900878136977065117439
%N Number of (7+2)X(n+2) 0..2 arrays with no increasing sequence of length 3 horizontally or antidiagonally downwards
%C Row 7 of A233497
%H R. H. Hardin, <a href="/A233504/b233504.txt">Table of n, a(n) for n = 1..15</a>
%e Some solutions for n=1
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
%e ..0..1..0....0..0..2....0..0..0....0..2..1....0..0..2....0..0..2....0..0..2
%e ..0..0..1....0..0..2....0..2..2....1..2..1....1..1..1....0..1..1....0..2..1
%e ..1..2..0....0..2..2....1..0..0....2..1..0....0..2..2....1..0..2....0..2..1
%e ..1..1..0....2..0..0....0..2..1....1..0..2....2..1..0....2..0..2....2..2..2
%K nonn
%O 1,1
%A _R. H. Hardin_, Dec 11 2013
|