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A219937 Number of nX6 arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nX6 array 0
56, 918, 30558, 1301292, 59049705, 2574187888, 105577880961, 4099221855602, 151893106036504, 5400918703380817 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A219939

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=3

..2..2..2..1..0..2....2..1..1..1..0..0....0..0..0..0..0..0....2..2..0..0..0..0

..2..2..0..1..0..0....1..2..2..1..0..0....0..0..0..0..0..0....2..2..1..0..0..0

..3..3..0..0..0..1....1..1..1..3..0..0....3..3..0..2..2..2....2..2..2..2..1..0

CROSSREFS

Sequence in context: A008389 A338002 A351410 * A008921 A252181 A251432

Adjacent sequences:  A219934 A219935 A219936 * A219938 A219939 A219940

KEYWORD

nonn

AUTHOR

R. H. Hardin Dec 01 2012

STATUS

approved

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Last modified July 6 12:26 EDT 2022. Contains 355110 sequences. (Running on oeis4.)