A285754 Number of 5 X n 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1.

0, 206, 5105, 125088, 3640966, 99685406, 3020617824, 86939481532, 2666601331554, 79052897096336, 2437071630790169, 73583527506072928, 2276218136245984554, 69547330813342998878, 2157487582330157678600, 66455374887634153596624

Offset

1,2

Comments

Row 5 of A285750.

Links

R. H. Hardin, Table of n, a(n) for n = 1..55

Example

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

Crossrefs

Cf. A285750.

Sequence in context: A260101 A113490 A054007 * A201032 A133149 A080530

Adjacent sequences: A285751 A285752 A285753 * A285755 A285756 A285757

Keyword

nonn

Author

R. H. Hardin, Apr 25 2017

Status

approved