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A316309 Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero. 1

%I

%S 13,61,83,404,1488,4431,17487,75221,293206,1262596,5656690,25122303,

%T 114261106,529250742,2459225011,11507032895,54202472427,256046793093,

%U 1212774884768,5758714680206,27386651158332,130399164042147

%N Number of nX6 0..1 arrays with every element unequal to 0, 1, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 6 of A316311.

%H R. H. Hardin, <a href="/A316309/b316309.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A316311.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jun 29 2018

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Last modified February 1 19:57 EST 2023. Contains 359995 sequences. (Running on oeis4.)