%I #4 May 20 2018 10:30:52

%S 1,82,94,899,3145,17391,86300,437461,2277571,11492900,60156404,

%T 306899369,1592419598,8187075642,42311055045,218129290363,

%U 1125759300450,5808300715519,29967632840201,154636015329351,797834530565253

%N Number of nX5 0..1 arrays with every element unequal to 0, 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.

%C Column 5 of A304894.

%H R. H. Hardin, <a href="/A304891/b304891.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A304894.

%K nonn

%O 1,2

%A _R. H. Hardin_, May 20 2018