A183471 - OEIS

%I #5 Mar 31 2012 12:35:51

%S 9,156,1205,13338,153291,1625205,17932076,198519483,2180670106,

%T 24048268539,265302159472,2924641429031,32252832821055,

%U 355698271489720,3922517465632732,43257709091274901,477050342760130209

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

%C Column 6 of A183474

%H R. H. Hardin, <a href="/A183471/b183471.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 4X6

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 05 2011