A280121 Number of nX5 0..2 arrays with no element unequal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

8, 80, 705, 5802, 44382, 330254, 2433834, 17647668, 127427398, 911386034, 6487266485, 45903055338, 323414190242, 2268829556858, 15859990696273, 110499829152634, 767646196512392, 5318715907077010, 36763571759250350

Offset

1,1

Comments

Column 5 of A280124.

Links

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

R. H. Hardin, Empirical recurrence of order 86

Formula

Empirical recurrence of order 86 (see link above)

Example

Some solutions for n=4
..0..0..0..1..0. .0..0..1..0..0. .0..0..1..0..0. .0..0..1..1..1
..2..2..0..0..0. .0..1..1..0..0. .0..1..1..0..0. .0..0..1..1..1
..2..2..0..0..1. .0..1..1..0..0. .2..1..0..0..2. .0..0..1..1..2
..2..2..0..1..1. .1..1..1..0..0. .1..1..0..2..2. .0..2..2..2..2

Crossrefs

Cf. A280124.

Sequence in context: A165760 A166157 A145729 * A182604 A320074 A290874

Adjacent sequences: A280118 A280119 A280120 * A280122 A280123 A280124

Keyword

nonn

Author

R. H. Hardin, Dec 26 2016

Status

approved