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A282789 Number of nX6 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly one element. 1

%I #4 Feb 21 2017 08:44:13

%S 12,240,8216,119176,2207352,34974844,545174028,8385651160,

%T 125782952202,1869100531456,27455017613694,399770700356992,

%U 5779997586129870,83043999837342288,1186866407744919094,16884581390750904832

%N Number of nX6 0..1 arrays with no 1 equal to more than one of its king-move neighbors, with the exception of exactly one element.

%C Column 6 of A282791.

%H R. H. Hardin, <a href="/A282789/b282789.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A282789/a282789.txt">Empirical recurrence of order 60</a>

%F Empirical recurrence of order 60 (see link above)

%e Some solutions for n=4

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

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

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

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

%Y Cf. A282791.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 21 2017

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Last modified April 18 04:56 EDT 2024. Contains 371767 sequences. (Running on oeis4.)