A285027 Number of n X 5 0..1 arrays with the number of 1's horizontally, antidiagonally or vertically adjacent to some 0 one less than the number of 0's adjacent to some 1.

6, 104, 4892, 96458, 3708321, 85715676, 3064900470, 78636441270, 2682905798545, 73600360297334, 2433998194373248, 69767776892869600, 2261219156494126134, 66739124011458434960, 2135780550666327650338, 64294985432981238003878

Offset

1,1

Comments

Column 5 of A285030.

Links

R. H. Hardin, Table of n, a(n) for n = 1..98

Example

Some solutions for n=4
..1..1..0..1..0. .0..1..0..0..1. .0..1..1..0..1. .1..0..1..1..0
..0..1..0..0..0. .1..1..0..1..0. .1..0..1..0..1. .1..0..0..0..0
..0..1..1..0..0. .0..0..1..1..0. .1..1..0..0..0. .0..0..1..1..1
..0..1..0..1..1. .0..0..1..1..0. .0..0..0..0..1. .1..0..0..1..1

Crossrefs

Cf. A285030.

Sequence in context: A006676 A006768 A055969 * A184188 A356008 A112822

Adjacent sequences: A285024 A285025 A285026 * A285028 A285029 A285030

Keyword

nonn

Author

R. H. Hardin, Apr 08 2017

Status

approved