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A250423
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Number of length 6+1 0..n arrays with the sum of the minimum of each adjacent pair multiplied by some arrangement of +-1 equal to zero
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1
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72, 1061, 7504, 34415, 119364, 341011, 845358, 1878315, 3826222, 7263401, 13006830, 22184249, 36304264, 57333585, 87793296, 130863267, 190475904, 271446215, 379605094, 521929211, 706693318, 943642869, 1244141718, 1621385877
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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=5
..3....1....5....5....2....1....3....1....0....3....1....4....5....1....1....0
..2....0....3....0....3....0....1....0....2....3....4....0....2....0....5....2
..1....4....0....5....0....2....5....2....4....2....3....5....4....1....1....0
..0....1....3....1....2....0....3....4....4....1....2....1....4....2....3....2
..0....2....4....3....3....2....3....2....5....5....4....4....3....1....3....2
..1....5....1....2....1....0....5....2....1....4....3....1....3....0....0....5
..3....2....3....0....5....2....5....5....5....1....4....4....0....4....3....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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