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A219822 Number of n X n arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 n X n array 0
4, 13, 394, 29403, 7468429, 6596370468 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Diagonal of A219828
LINKS
EXAMPLE
Some solutions for n=3
..0..0..2....1..0..2....0..0..0....0..0..0....1..0..1....0..0..2....0..0..1
..0..0..2....1..0..0....0..0..0....0..0..0....1..0..0....1..0..0....1..0..1
..3..0..0....1..0..2....2..0..0....3..1..3....1..0..0....2..0..2....3..1..3
CROSSREFS
Sequence in context: A348140 A344513 A219707 * A048558 A219571 A304545
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2012
STATUS
approved

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Last modified March 29 02:16 EDT 2024. Contains 371264 sequences. (Running on oeis4.)