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Number of 6Xn 0..2 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors
1

%I #4 Nov 22 2013 06:51:48

%S 729,4040,1774344,340593196,47260154104,6001447087200,933667586918234,

%T 152822604107404316,23700054790070627876,3547415716186113564021,

%U 537242807813691258204946,82687243581225013103289774

%N Number of 6Xn 0..2 arrays with no element less than a strict majority of its horizontal, diagonal and antidiagonal neighbors

%C Row 6 of A232281

%H R. H. Hardin, <a href="/A232286/b232286.txt">Table of n, a(n) for n = 1..71</a>

%e Some solutions for n=2

%e ..0..0....0..0....1..2....1..0....1..1....1..0....0..1....0..0....1..0....1..0

%e ..0..0....1..1....0..0....0..2....2..1....0..1....2..0....2..0....0..0....0..0

%e ..0..0....2..2....0..0....0..0....0..0....0..0....0..1....0..0....0..0....0..0

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

%e ..1..1....0..0....0..1....0..2....1..1....1..2....0..0....0..2....0..0....0..0

%e ..0..0....1..1....1..0....0..0....2..1....0..0....2..0....2..0....2..0....1..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 22 2013