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A299836 Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero. 1

%I #4 Feb 20 2018 08:13:40

%S 3,236,7388,198202,5544044,156175241,4390323230,123389988671,

%T 3468206088400,97483926155429,2740055381681771,77016820598291470,

%U 2164770726349218014,60846868000557200365,1710269486907135949823

%N Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299839.

%H R. H. Hardin, <a href="/A299836/b299836.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A299836/a299836.txt">Empirical recurrence of order 68</a>

%F Empirical recurrence of order 68 (see link above)

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299839.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 20 2018

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)