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A316279 Number of nX5 0..1 arrays with every element unequal to 1, 2, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero. 1

%I #4 Jun 28 2018 15:24:02

%S 3,383,5321,102072,1820908,32932624,594230641,10728510594,

%T 193678113501,3496595963156,63126275991712,1139665749159195,

%U 20575273277481549,371461824175945801,6706299988688799848,121074274531205706710

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

%C Column 5 of A316282.

%H R. H. Hardin, <a href="/A316279/b316279.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A316279/a316279.txt">Empirical recurrence of order 95</a>

%F Empirical recurrence of order 95 (see link above)

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A316282.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jun 28 2018

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Last modified April 19 12:14 EDT 2024. Contains 371792 sequences. (Running on oeis4.)