A317235 - OEIS

%I #4 Jul 24 2018 10:38:15

%S 16,64,211,674,4798,24487,112675,602717,3142280,15736309,80763353,

%T 416422679,2125195114,10872692496,55771924996,285544506235,

%U 1461717204424,7488008711842,38350390977946,196383133324671,1005774393333186

%N Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A317238.

%H R. H. Hardin, <a href="/A317235/b317235.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A317238.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jul 24 2018