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A305682 Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. 1

%I

%S 1,82,818,17947,383910,8417922,185389115,4094434997,90512430926,

%T 2001749650686,44277953110500,979481824603856,21667974875091016,

%U 479342236614803683,10604136569952695750,234588036917706798440

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

%C Column 5 of A305685.

%H R. H. Hardin, <a href="/A305682/b305682.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A305685.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jun 08 2018

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Last modified August 15 23:32 EDT 2022. Contains 356150 sequences. (Running on oeis4.)