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A219698
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..1 n X n array
0
2, 3, 13, 64, 518, 6976, 154731, 6221117, 488520098, 72512111703
OFFSET
1,1
COMMENTS
Diagonal of A219704
EXAMPLE
Some solutions for n=3
..0..0..1....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..0....0..0..0....0..0..1....0..0..1....0..0..0....0..0..0....0..0..0
..0..0..0....0..0..1....0..1..1....0..0..1....1..1..1....0..1..1....1..0..0
CROSSREFS
Sequence in context: A206482 A164582 A068945 * A293251 A061912 A212433
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 25 2012
STATUS
approved