A298779 - OEIS

%I #4 Jan 26 2018 08:58:48

%S 1,5,4,11,37,178,139,823,3906,12610,55215,258220,1095250,4916214,

%T 22212973,98542757,442037397,1983868610,8869475923,39754021798,

%U 178147007248,797763231571,3574347245858,16013491545305,71732996079806

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

%C Column 5 of A298782.

%H R. H. Hardin, <a href="/A298779/b298779.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A298782.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 26 2018