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A219796
Number of n X n 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..3 n X n array
0
4, 4, 71, 1605, 91972, 12642165
OFFSET
1,1
COMMENTS
Diagonal of A219802
EXAMPLE
Some solutions for n=3
..0..0..0....3..0..0....2..0..0....2..1..1....1..1..1....0..0..0....2..2..2
..0..0..0....3..0..0....2..0..0....1..1..1....1..1..1....0..0..0....2..2..2
..1..1..3....3..1..1....2..0..0....1..1..1....3..3..3....1..1..1....3..3..3
CROSSREFS
Sequence in context: A124399 A119600 A244027 * A222426 A107053 A327303
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2012
STATUS
approved