A299356 - OEIS

%I #4 Feb 08 2018 13:54:17

%S 16,286,614,2151,8269,29682,104376,369294,1307456,4626910,16374482,

%T 57956767,205128801,725997179,2569522383,9094341536,32187564037,

%U 113921464465,403202542814,1427055744748,5050782633800,17876250910601

%N Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299359.

%H R. H. Hardin, <a href="/A299356/b299356.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..1..1..1. .0..1..0..1..0. .0..1..0..1..0

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

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

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

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

%Y Cf. A299359.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 08 2018