A219912 Number of nX5 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX5 array

15, 15, 147, 758, 3800, 17007, 76385, 349806, 1607125, 7199979, 30981013, 127687103, 506185639, 1941810446, 7244804147, 26372456342, 93824668945, 326547924276, 1112721925642, 3715396008519, 12167245853141, 39113514133345

Offset

1,1

Comments

Column 5 of A219915

Links

R. H. Hardin, Table of n, a(n) for n = 1..85

Example

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

Crossrefs

Sequence in context: A070920 A056484 A056474 * A240980 A134912 A165836

Adjacent sequences: A219909 A219910 A219911 * A219913 A219914 A219915

Keyword

nonn

Author

R. H. Hardin Dec 01 2012

Status

approved