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A200076
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Number of 0..2 arrays x(0..n) of n+1 elements with zero n-1st differences.
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0
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1, 3, 3, 3, 7, 9, 9, 15, 7, 3, 11, 29, 43, 73, 25, 5, 27, 53, 97, 123, 29, 41, 93, 85, 35, 35, 17, 9, 55, 73
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OFFSET
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1,2
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COMMENTS
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LINKS
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EXAMPLE
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All solutions for n=6
..1....0....2....1....2....1....0....2....0
..1....1....1....2....0....0....2....2....0
..1....2....0....1....0....1....2....2....0
..1....2....0....0....1....2....1....2....0
..1....1....1....0....2....2....0....2....0
..1....0....2....1....2....1....0....2....0
..1....1....1....2....0....0....2....2....0
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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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