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A304062 Number of nX5 0..1 arrays with every element unequal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero. 1

%I #4 May 05 2018 15:28:17

%S 0,61,376,5580,79185,1105513,15790468,223280583,3167599806,

%T 44921636772,636902565140,9032140947293,128074347136150,

%U 1816136639942716,25753285123979094,365187542346834275,5178454500347438324

%N Number of nX5 0..1 arrays with every element unequal to 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.

%C Column 5 of A304065.

%H R. H. Hardin, <a href="/A304062/b304062.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A304065.

%K nonn

%O 1,2

%A _R. H. Hardin_, May 05 2018

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)