A251439 Number of (n+1) X (5+1) 0..3 arrays with no 2 X 2 subblock having the minimum of its diagonal elements greater than the absolute difference of its antidiagonal elements.

3888017, 4414109389, 4653177899915, 5038742133151250, 5400094007696295470, 5809497281904741777928, 6240722966413231119519432, 6707536974622984610354846955, 7207752366591886246788913245909

Offset

1,1

Comments

Column 5 of A251442.

Links

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

Example

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

Crossrefs

Cf. A251442.

Sequence in context: A069375 A247088 A204319 * A256621 A213159 A253406

Adjacent sequences: A251436 A251437 A251438 * A251440 A251441 A251442

Keyword

nonn

Author

R. H. Hardin, Dec 02 2014

Status

approved