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Number of nX6 0..1 arrays with no element less than a strict majority of its horizontal and vertical neighbors
1

%I #4 Nov 08 2013 13:44:23

%S 21,261,6126,120124,2547810,54485279,1157805351,24615811883,

%T 523548909308,11133382117666,236751472446562,5034642562404119,

%U 107064153494511600,2276766498890520783,48416455811053263714,1029597712238409457187

%N Number of nX6 0..1 arrays with no element less than a strict majority of its horizontal and vertical neighbors

%C Column 6 of A231382

%H R. H. Hardin, <a href="/A231380/b231380.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 08 2013