A250234 Number of length 7+1 0..n arrays with the sum of the cubes of adjacent differences multiplied by some arrangement of +-1 equal to zero.
128, 1907, 10952, 47953, 144624, 371227, 838604, 1732385, 3243544, 5786679, 9634068, 15561441, 23952104, 35992727, 52236900, 74411997
Offset: 1
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Examples
Some solutions for n=5 ..4....4....0....5....3....2....2....3....3....3....0....0....3....3....2....3 ..1....1....3....4....4....0....4....0....4....4....1....4....3....4....1....0 ..2....4....1....0....5....1....3....2....5....2....4....0....4....3....3....3 ..0....1....2....5....2....1....2....3....2....0....5....5....1....1....2....5 ..3....4....0....5....1....4....1....2....4....2....2....2....1....3....4....3 ..0....4....2....4....2....5....3....0....5....4....3....2....4....2....1....1 ..4....1....1....0....2....2....0....3....3....5....3....5....3....2....1....3 ..2....4....2....5....5....4....2....3....5....5....4....0....3....3....4....3
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