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A300964 Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1

%I #4 Mar 17 2018 07:06:19

%S 1,113,580,10135,154497,2472677,40689759,667804248,11028400250,

%T 182275886332,3013052968267,49816733534196,823660216864786,

%U 13618711831261298,225177839676939177,3723207030461817510

%N Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

%C Column 6 of A300966.

%H R. H. Hardin, <a href="/A300964/b300964.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A300966.

%K nonn

%O 1,2

%A _R. H. Hardin_, Mar 17 2018

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Last modified April 24 18:05 EDT 2024. Contains 371962 sequences. (Running on oeis4.)