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Number of nX7 0..1 arrays with every element unequal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.
1

%I #4 Jul 20 2018 13:32:58

%S 1,908,29339,2403703,186574154,14920072888,1197129513001,

%T 96317261216226,7756014658872472,624809763949119909,

%U 50341640351921902734,4056352364979422842728,326855659057553202836776

%N Number of nX7 0..1 arrays with every element unequal to 0, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 7 of A317065.

%H R. H. Hardin, <a href="/A317064/b317064.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A317065.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jul 20 2018