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A207889 Number of 7Xn 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 1 0 vertically 1

%I

%S 35,1225,2233,14825,49586,119278,618202,2332602,6535778,28238814,

%T 110355600,342679500,1341016198,5237625812,17405443410,64898151922,

%U 250040973048,867290958802,3166736891794,12011520072686,42745544469774

%N Number of 7Xn 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 1 1 and 1 1 0 vertically

%C Row 7 of A207885

%H R. H. Hardin, <a href="/A207889/b207889.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Feb 21 2012

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Last modified January 17 06:12 EST 2022. Contains 350378 sequences. (Running on oeis4.)