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A219593 Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 nX6 array 1
21, 81, 1188, 14793, 156964, 1767430, 21435360, 259297241, 2992271478, 32522357305, 335372829196, 3312669542090, 31487964667940, 288434629481468, 2549339374347045, 21786411636714179, 180452978644995861 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A219595
LINKS
EXAMPLE
Some solutions for n=3
..2..1..1..1..0..0....0..0..0..0..0..0....1..1..0..0..0..0....1..0..0..0..0..0
..2..2..1..1..1..0....1..0..0..0..0..0....1..1..0..0..0..0....1..1..0..0..0..0
..2..2..2..1..1..2....2..2..0..0..0..0....1..0..0..0..0..1....1..1..1..1..1..1
CROSSREFS
Sequence in context: A135945 A158493 A159743 * A195961 A359024 A190023
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2012
STATUS
approved

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Last modified April 20 15:59 EDT 2024. Contains 371844 sequences. (Running on oeis4.)