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A200706 Number of n X n 0..7 arrays with every row and column running average nondecreasing rightwards and downwards 0
8, 540, 317656, 1630978608, 71952946981858 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A200713

LINKS

Table of n, a(n) for n=1..5.

EXAMPLE

Some solutions for n=3

..0..0..1....0..0..2....0..2..4....0..0..0....0..0..3....0..4..4....0..0..0

..0..1..7....7..7..7....3..4..4....2..5..6....1..2..3....4..4..7....4..4..4

..0..5..7....6..6..7....3..5..4....3..7..7....1..4..3....3..4..7....3..6..6

CROSSREFS

Sequence in context: A145182 A089671 A112035 * A266207 A027536 A334255

Adjacent sequences:  A200703 A200704 A200705 * A200707 A200708 A200709

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 20 2011

STATUS

approved

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Last modified October 17 02:45 EDT 2021. Contains 348048 sequences. (Running on oeis4.)