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A200894 Number of n X n 0..5 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
6, 30, 1848, 352339, 218373106 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Diagonal of A200902.

LINKS

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

EXAMPLE

Some solutions for n=3:

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

..0..4..4....0..3..4....0..5..5....1..3..4....1..5..4....2..4..3....1..5..5

..3..5..5....1..5..5....1..4..3....1..5..5....2..4..3....1..4..5....1..4..4

CROSSREFS

Sequence in context: A130075 A066388 A222718 * A202861 A088256 A136349

Adjacent sequences:  A200891 A200892 A200893 * A200895 A200896 A200897

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 23 2011

STATUS

approved

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Last modified August 26 03:38 EDT 2019. Contains 326324 sequences. (Running on oeis4.)