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A282479 Number of nX6 0..1 arrays with no 1 equal to more than three of its king-move neighbors, with the exception of exactly two elements. 1

%I #4 Feb 16 2017 10:00:08

%S 0,408,36425,1905024,97464193,4672345728,213243466320,9416926688594,

%T 405614428281622,17116880954509694,710418850509874512,

%U 29082975400296124724,1176751324901821360558,47138658353168966748512

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

%C Column 6 of A282481.

%H R. H. Hardin, <a href="/A282479/b282479.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%Y Cf. A282481.

%K nonn

%O 1,2

%A _R. H. Hardin_, Feb 16 2017

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Last modified July 15 18:49 EDT 2024. Contains 374333 sequences. (Running on oeis4.)