A200331 Number of 0..n arrays x(0..7) of 8 elements with zero 4th differences.

2, 3, 4, 5, 6, 13, 28, 43, 58, 87, 116, 159, 206, 271, 350, 453, 566, 689, 828, 1007, 1226, 1481, 1744, 2035, 2366, 2753, 3158, 3653, 4172, 4787, 5432, 6137, 6870, 7653, 8610, 9665, 10750, 11913, 13108, 14481, 15896, 17541, 19234, 21013, 22952, 25023, 27160

Offset: 1

Author

R. H. Hardin Nov 16 2011

Keywords

• nonn

Comments

Row 5 of A200329

Examples

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

Links

• R. H. Hardin, Table of n, a(n) for n = 1..200