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A201229
Number of nX2 0..3 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
1
6, 2, 34, 24, 306, 152, 2697, 1709, 26353, 14274, 256132, 155679, 2577102, 1435626, 25812024, 15341134, 262850473, 148007489, 2677750617, 1572346141, 27580713570, 15652657223, 284558852486, 165998453918, 2956634276151, 1686097239526
OFFSET
1,1
COMMENTS
Column 2 of A201235
LINKS
EXAMPLE
Some solutions for n=10
..0..0....0..1....0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0
..0..0....0..1....0..0....0..0....0..1....0..0....0..0....0..0....0..1....0..1
..0..2....0..1....0..1....0..2....0..2....0..1....0..2....0..3....0..2....0..1
..2..2....0..1....1..3....1..1....0..1....1..1....1..1....1..1....0..1....0..3
..3..3....0..3....1..1....1..1....2..3....2..2....1..2....1..3....1..3....2..2
..1..3....2..2....1..3....1..3....3..3....1..3....2..3....1..3....3..3....1..2
..1..2....3..3....2..3....2..3....2..2....2..2....1..2....2..2....2..3....3..3
..1..3....2..3....2..2....3..3....1..2....1..2....1..2....1..3....1..2....2..3
..1..2....1..3....3..3....2..3....1..3....3..3....3..3....2..3....2..3....1..3
..1..3....2..2....2..2....2..2....1..3....3..3....3..3....2..2....1..2....1..2
CROSSREFS
Sequence in context: A362989 A191703 A096039 * A038256 A373829 A242529
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 28 2011
STATUS
approved