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A224047
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Number of nX5 0..3 arrays with rows and columns unimodal and antidiagonals nondecreasing
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1
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296, 17723, 376734, 4646480, 41991129, 310514900, 1999959111, 11666303576, 63064614327, 319676018383, 1527645330800, 6898951459856, 29492315195008, 119554362889697, 460533210896643, 1689732709960111, 5919921112242653
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OFFSET
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1,1
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COMMENTS
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LINKS
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FORMULA
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Empirical polynomial of degree 30 (see link above)
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EXAMPLE
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Some solutions for n=3
..0..0..0..0..2....0..0..1..2..2....1..2..2..2..0....0..0..1..1..0
..0..0..1..2..2....2..2..2..2..2....3..2..2..2..0....0..1..2..1..0
..0..3..2..2..0....2..2..2..2..1....2..2..2..2..3....2..3..3..2..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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