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Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1

%I #4 Apr 20 2018 11:07:32

%S 3,146,955,10264,106803,1105676,11394429,118856245,1230109648,

%T 12757693309,132384613354,1372891293534,14239793474152,

%U 147709542193598,1532064286940632,15891180965080859,164830841395830095

%N Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Column 5 of A303254.

%H R. H. Hardin, <a href="/A303251/b303251.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A303254.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 20 2018