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A318043 Number of nX6 0..1 arrays with every element unequal to 0, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1

%I

%S 1,17,377,6179,116212,2098813,37826270,685931021,12431437346,

%T 225185610429,4079648110833,73911910191705,1339060286964873,

%U 24259745271648515,439514170442137673,7962682122862778107

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

%C Column 6 of A318045.

%H R. H. Hardin, <a href="/A318043/b318043.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A318045.

%K nonn

%O 1,2

%A _R. H. Hardin_, Aug 13 2018

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Last modified June 25 12:03 EDT 2022. Contains 354851 sequences. (Running on oeis4.)