A250233 Number of length 6+1 0..n arrays with the sum of the cubes of adjacent differences multiplied by some arrangement of +-1 equal to zero.

64, 651, 2720, 9437, 24888, 59415, 120412, 222037, 374712, 604619, 917564, 1367285, 1950096, 2728843, 3695508, 4937005, 6440172, 8341783, 10600204, 13351293, 16565560, 20413939, 24820216, 30057481

Offset: 1

Author

R. H. Hardin, Nov 14 2014

Keywords

• nonn

Comments

Row 6 of A250229

Examples

			Some solutions for n=6
..3....6....3....0....3....6....0....0....0....6....6....4....5....2....4....5
..2....0....4....5....6....4....4....4....4....3....4....4....0....1....5....1
..4....4....5....1....4....0....3....4....6....0....4....4....5....1....2....0
..3....3....6....4....3....4....2....0....1....1....0....0....3....0....4....3
..1....2....5....1....2....5....6....0....6....2....2....2....6....0....2....4
..5....6....3....0....4....6....1....4....4....4....6....6....3....4....5....2
..1....0....1....2....1....4....0....0....0....6....6....4....1....0....6....5