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A200769 Number of n X n 0..2 arrays with every row and column running average nondecreasing rightwards and downwards, and the number of instances of each value within one of each other. 0
3, 5, 13, 342, 7725, 91755, 17965438, 2189118202, 159001066390 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A200777.

LINKS

Table of n, a(n) for n=1..9.

EXAMPLE

Some solutions for n=4

..0..0..1..1....0..0..0..0....0..0..0..1....0..0..0..1....0..0..0..0

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

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

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

CROSSREFS

Cf. A200777.

Sequence in context: A123370 A110407 A062698 * A128341 A177007 A227170

Adjacent sequences:  A200766 A200767 A200768 * A200770 A200771 A200772

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 22 2011

STATUS

approved

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Last modified June 26 10:12 EDT 2019. Contains 324375 sequences. (Running on oeis4.)