A233487 Number of (n+2)X(5+2) 0..3 arrays with no increasing sequence of length 3 horizontally, diagonally downwards or vertically

846914338316, 5070020645309648, 28457838067515915868, 158651203925316697808911, 878277219085987050067730382, 4856912550311218393312690904367, 26837940556052708958006836213552610

Offset

1,1

Comments

Column 5 of A233488

Links

R. H. Hardin, Table of n, a(n) for n = 1..15

Example

Some.solutions.for.n=1
..0..0..0..0..0..0..1....0..0..0..0..0..0..1....0..0..0..0..0..0..2
..0..0..0..0..0..0..1....0..0..0..0..0..0..3....0..0..0..0..0..0..0
..0..1..1..1..0..0..2....0..3..2..2..1..2..0....0..3..1..0..3..0..0

Crossrefs

Sequence in context: A233800 A162027 A172616 * A297354 A172798 A186017

Adjacent sequences: A233484 A233485 A233486 * A233488 A233489 A233490

Keyword

nonn

Author

R. H. Hardin, Dec 11 2013

Status

approved