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A219576 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..3 nX6 array 0
56, 514, 24679, 1052190, 37870076, 1391739384, 51875846851 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A219578

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A067234 A244358 A219832 * A219943 A204832 A190536

Adjacent sequences:  A219573 A219574 A219575 * A219577 A219578 A219579

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 23 2012

STATUS

approved

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Last modified January 27 19:29 EST 2022. Contains 350611 sequences. (Running on oeis4.)