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A219292
Number of n X n arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..2 n X n array
0
3, 7, 77, 1540, 80488, 10000720, 2898775988, 2236908145276
OFFSET
1,1
COMMENTS
Diagonal of A219299
EXAMPLE
Some solutions for n=3
..0..0..0....1..1..0....0..0..1....1..0..0....0..0..2....0..0..1....0..0..0
..0..0..1....1..0..0....0..1..0....0..0..0....0..1..2....0..0..1....0..0..2
..1..1..1....2..0..0....1..0..0....0..0..1....1..1..2....0..1..2....0..1..2
CROSSREFS
Sequence in context: A354480 A108537 A364660 * A181554 A116294 A077793
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 17 2012
STATUS
approved