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A223065
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Number of nX5 0..3 arrays with every row having the same least squares slope fit to a straight line, and every column the same least squares slope fit to a straight line, with a single point array taken as having zero slope
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0
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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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EXAMPLE
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Some solutions for n=3
..2..1..2..0..2....1..2..0..1..2....1..1..3..2..0....0..2..0..0..2
..1..2..1..1..1....2..3..1..2..3....2..1..1..2..1....3..1..1..3..3
..2..1..2..0..2....2..3..1..2..3....1..1..3..2..0....0..2..0..0..2
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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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