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A201829
Number of n X n 0..3 arrays with every diagonal, row and column running average nondecreasing rightwards and downwards and diagonally
0
4, 50, 1629, 135236, 29732625, 17998651651, 31002396811493
OFFSET
1,1
COMMENTS
Diagonal of A201836
EXAMPLE
Some solutions for n=3
..0..3..3....0..1..2....0..2..2....0..2..2....1..1..2....0..0..1....1..2..2
..0..3..3....0..1..2....2..2..3....2..2..3....1..2..2....1..1..2....1..3..2
..0..3..3....0..2..2....2..3..3....2..2..3....2..2..3....2..3..3....2..3..3
CROSSREFS
Sequence in context: A349655 A173218 A234714 * A201209 A026865 A016078
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 05 2011
STATUS
approved