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A283855 Number of nX6 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors. 1

%I

%S 64,3444,131617,5742620,247708452,10634931992,457711375590,

%T 19691576356912,847128290367194,36444929121796824,1567908124985085704,

%U 67453445523667228919,2901937047259631494910,124845166900328034875120

%N Number of nX6 0..1 arrays with no 1 equal to more than three of its horizontal, diagonal and antidiagonal neighbors.

%C Column 6 of A283857.

%H R. H. Hardin, <a href="/A283855/b283855.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A283857.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 17 2017

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Last modified May 24 18:27 EDT 2022. Contains 354043 sequences. (Running on oeis4.)