A299518 - OEIS

%I #4 Feb 11 2018 06:14:00

%S 1,5,33,41,285,1540,5869,31464,164344,875093,4700802,25441495,

%T 138068574,750813559,4085083861,22240256314,121124971506,659756548986,

%U 3594001124928,19579569260676,106669777539443,581152559094004

%N Number of nX5 0..1 arrays with every element equal to 0, 3, 4, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299521.

%H R. H. Hardin, <a href="/A299518/b299518.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299521.

%K nonn

%O 1,2

%A _R. H. Hardin_, Feb 11 2018