login
A219857
Number of 6Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 6Xn array
0
28, 108, 1815, 28116, 356688, 4032388, 43528933, 457223032, 4709163589, 47522708493, 466658768529, 4439697526894
OFFSET
1,1
COMMENTS
Row 6 of A219852
EXAMPLE
Some solutions for n=3
..1..1..1....0..0..0....0..0..0....1..1..0....2..1..1....0..0..0....1..1..1
..1..0..0....0..0..1....0..0..2....0..0..0....2..1..1....0..0..0....1..0..0
..1..0..1....1..0..0....1..1..2....0..0..0....2..1..1....0..0..0....1..0..0
..2..1..1....0..0..0....1..1..1....2..0..0....2..1..1....1..0..2....2..0..0
..2..1..1....0..0..0....1..1..1....2..0..0....2..1..1....1..1..0....2..0..1
..2..1..2....0..0..0....1..1..2....2..0..2....2..1..1....0..0..0....2..1..1
CROSSREFS
Sequence in context: A010016 A256647 A223492 * A068196 A044279 A044660
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 29 2012
STATUS
approved