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%I #4 Nov 16 2013 13:44:23
%S 441,20228,582169,15851094,362293156,9716967198,260600040100,
%T 6852070589078,177894774798400,4661337687736680,122496320127636049,
%U 3213588535900581920,84211127572876273225,2207535316308016634720
%N Number of (6+1)X(n+1) 0..1 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to one
%C Row 6 of A231997
%H R. H. Hardin, <a href="/A232003/b232003.txt">Table of n, a(n) for n = 1..210</a>
%e Some solutions for n=3
%e ..0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0
%e ..0..1..0..1....0..1..0..1....0..0..0..1....0..0..1..0....0..0..0..1
%e ..0..0..0..0....0..0..0..0....0..0..1..1....1..0..0..0....0..0..0..0
%e ..0..0..0..1....1..1..0..0....1..0..0..0....0..0..1..0....1..1..1..0
%e ..1..1..0..0....1..0..1..0....0..1..0..1....0..0..0..0....0..0..0..1
%e ..1..0..0..0....0..0..0..0....1..0..0..1....0..0..0..0....0..1..0..0
%e ..1..1..0..0....0..0..0..1....0..0..0..0....0..1..0..0....1..0..0..1
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 16 2013