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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
OFFSET
1,1
COMMENTS
Diagonal of A200777.
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: A110407 A340037 A062698 * A128341 A177007 A227170
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 22 2011
STATUS
approved