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A200851
Number of n X n 0..4 arrays with every row and column running average nondecreasing rightwards and downwards
0
5, 105, 8535, 2604826, 3001883019, 13079416454738
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Diagonal of A200858
LINKS
Table of n, a(n) for n=1..6.
EXAMPLE
Some solutions for n=3
..0..2..2....0..1..2....0..2..2....2..2..3....0..3..3....0..1..2....0..0..2
..2..3..3....0..3..2....0..4..2....2..4..4....4..4..4....0..4..3....0..2..2
..3..3..4....2..2..2....2..3..4....2..3..4....3..4..4....2..4..3....3..4..4
CROSSREFS
Sequence in context: A114481 A273962 A223043 * A203471 A015002 A059490
Adjacent sequences: A200848 A200849 A200850 * A200852 A200853 A200854
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2011
STATUS
approved

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Last modified February 28 07:30 EST 2025. Contains 381262 sequences.
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