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Number of (n+2)X9 binary arrays avoiding patterns 001 and 100 in rows and columns
1

%I #5 Mar 31 2012 12:36:47

%S 201098,6782829,263496670,10708740246,443521643383,18484607981704,

%T 772570552594066,32321227655005461,1352830955510633908,

%U 56633187705365343332,2371021744221926513161,99268859616436938516952

%N Number of (n+2)X9 binary arrays avoiding patterns 001 and 100 in rows and columns

%C Column 7 of A202317

%H R. H. Hardin, <a href="/A202316/b202316.txt">Table of n, a(n) for n = 1..180</a>

%e Some solutions for n=1

%e ..0..1..0..1..1..1..0..1..0....0..1..0..1..0..1..0..1..0

%e ..1..1..0..1..1..1..1..1..1....1..1..1..1..1..0..1..0..1

%e ..1..1..0..1..1..0..1..0..1....1..0..1..1..0..1..0..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_ Dec 16 2011