%I #5 Mar 31 2012 12:37:01
%S 3570,34274,423416,2827014,22956524,254913953,2004465237,15823989959,
%T 158617650347,1353760999548,10882251716483,101546847836300,
%U 896170921039248,7402363549559927,66263141456682440,589539403432471731
%N Number of (n+2)X3 0..2 arrays with every 3X3 subblock having three strictly increasing elements in a row horizontally or vertically, exactly one way
%C Column 1 of A204417
%H R. H. Hardin, <a href="/A204410/b204410.txt">Table of n, a(n) for n = 1..210</a>
%F Empirical: a(n) = 460*a(n-3) +1362*a(n-4) +2847*a(n-5) +2179*a(n-6) +26106*a(n-7) +51165*a(n-8) +60758*a(n-9) -30501*a(n-10) -91290*a(n-11) -24768*a(n-12) +6156*a(n-13) +36936*a(n-14)
%e Some solutions for n=3
%e ..2..1..0....2..1..2....1..1..1....0..1..1....2..0..1....2..2..0....0..0..0
%e ..2..1..2....1..0..2....2..1..1....0..0..1....2..0..2....1..2..0....2..0..0
%e ..0..1..2....0..1..2....0..1..2....0..1..2....0..1..2....0..1..2....0..1..2
%e ..0..2..0....0..0..2....2..1..2....1..0..1....1..0..2....1..2..0....0..0..2
%e ..0..2..0....2..2..0....2..1..0....1..2..1....1..0..2....0..2..1....0..0..0
%K nonn
%O 1,1
%A _R. H. Hardin_ Jan 15 2012
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