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Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 0 0 vertically
1

%I #5 Mar 31 2012 12:37:19

%S 14,196,1414,10201,86355,731025,5959350,48580900,400851670,3307515121,

%T 27172739769,223236405441,1837212857466,15120074510116,

%U 124343788256622,1022572849602249,8412135030604107,69201930992634801,569203250129458902

%N Number of 5Xn 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 0 1 and 1 0 0 vertically

%C Row 5 of A207741

%H R. H. Hardin, <a href="/A207743/b207743.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 19 2012