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Number of nX6 binary arrays with each element equal to either the sum mod 2 of its horizontal and vertical neighbors or the sum mod 2 of its diagonal and antidiagonal neighbors
1

%I #5 Mar 31 2012 12:35:52

%S 9,121,1444,18288,182372,2075747,23569130,267932379,3051705052,

%T 34604189072,393272795722,4469259332442,50791604830371,

%U 577245963016152,6559908779435561,74550597871930368,847234695747845049

%N Number of nX6 binary arrays with each element equal to either the sum mod 2 of its horizontal and vertical neighbors or the sum mod 2 of its diagonal and antidiagonal neighbors

%C Column 6 of A183517

%H R. H. Hardin, <a href="/A183514/b183514.txt">Table of n, a(n) for n = 1..127</a>

%e Some solutions for 3X6

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 05 2011