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A304064 Number of nX7 0..1 arrays with every element unequal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero. 1

%I

%S 0,702,9889,418382,15790468,598203550,23106300531,882586820005,

%T 33883349300951,1298742292582865,49802609445810069,

%U 1909600274607825976,73221979973762752997,2807623345042622681366,107655520424372228194333

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

%C Column 7 of A304065.

%H R. H. Hardin, <a href="/A304064/b304064.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A304065.

%K nonn

%O 1,2

%A _R. H. Hardin_, May 05 2018

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Last modified February 6 11:02 EST 2023. Contains 360104 sequences. (Running on oeis4.)