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Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
1

%I #4 Mar 23 2018 10:55:16

%S 1,40,391,5472,74479,1050609,14890200,212169356,3027488635,

%T 43225570310,617301285321,8816498864084,125925016069260,

%U 1798601809099701,25689806662527687,366933896387193986,5241013701042623890

%N Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

%C Column 5 of A301531.

%H R. H. Hardin, <a href="/A301528/b301528.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A301531.

%K nonn

%O 1,2

%A _R. H. Hardin_, Mar 23 2018