A280067 Number of nX6 0..1 arrays with no element unequal to a strict majority of its horizontal, vertical and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.

5, 19, 104, 603, 3729, 23564, 145485, 915505, 5786757, 36671797, 233383456, 1487001440, 9487581421, 60571549809, 386914206005, 2472215283933, 15799867880212, 100989585485103, 645564463469368, 4126929495349807

Offset

1,1

Comments

Column 6 of A280069.

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

R. H. Hardin, Empirical recurrence of order 87

Formula

Empirical recurrence of order 87 (see link above)

Example

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

Crossrefs

Cf. A280069.

Sequence in context: A359808 A005165 A071828 * A158615 A321652 A088180

Adjacent sequences: A280064 A280065 A280066 * A280068 A280069 A280070

Keyword

nonn

Author

R. H. Hardin, Dec 25 2016

Status

approved