A284338 Number of 5 X n 0..1 arrays with the number of 1's horizontally, diagonally or antidiagonally adjacent to some 0 equal to the number of 0's adjacent to some 1, with top left element zero.

16, 134, 2243, 70039, 1792007, 53435287, 1495300322, 45518653024, 1328555331356, 40798892221235, 1220007716469208, 37635151585010843, 1142550719106245636, 35365628106723989270, 1084498116514868629899, 33665846562146310363380

Offset

1,1

Comments

Row 5 of A284334.

Links

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

Example

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

Crossrefs

Cf. A284334.

Sequence in context: A183535 A197278 A237880 * A161477 A162327 A161876

Adjacent sequences: A284335 A284336 A284337 * A284339 A284340 A284341

Keyword

nonn

Author

R. H. Hardin, Mar 25 2017

Status

approved