A201026 Number of n X n 0..4 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.
5, 10, 296, 30157, 2579473, 21586894705
Offset: 1
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Examples
Some solutions for n=3 ..0..2..1....0..1..2....0..0..3....0..2..1....0..0..1....0..0..2....0..0..2 ..0..4..3....0..4..3....1..4..3....0..3..4....1..2..3....1..4..3....1..4..4 ..1..3..2....1..4..3....1..2..4....1..4..3....3..4..4....1..4..3....2..3..3
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