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.
6, 30, 1848, 352339, 218373106
Offset: 1
Keywords
Examples
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
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