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A283039 Number of nX5 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors, with the exception of exactly one element. 1

%I #4 Feb 27 2017 08:58:55

%S 5,256,5065,94368,1604067,26180826,414085368,6406597648,97480211225,

%T 1463896864692,21753273510360,320461563276470,4686814034042643,

%U 68124911104620870,984999389958209910,14176505420268232960

%N Number of nX5 0..1 arrays with no 1 equal to more than one of its horizontal and vertical neighbors, with the exception of exactly one element.

%C Column 5 of A283042.

%H R. H. Hardin, <a href="/A283039/b283039.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A283039/a283039.txt">Empirical recurrence of order 72</a>

%F Empirical recurrence of order 72 (see link above)

%e Some solutions for n=4

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

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

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

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

%Y Cf. A283042.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 27 2017

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Last modified March 28 08:12 EDT 2024. Contains 371236 sequences. (Running on oeis4.)