A200372 Number of 0..n arrays x(0..9) of 10 elements with zero 4th differences.

2, 3, 4, 5, 6, 7, 8, 9, 12, 21, 30, 39, 52, 65, 84, 107, 130, 155, 184, 221, 266, 323, 384, 447, 520, 605, 696, 803, 914, 1055, 1200, 1357, 1524, 1691, 1886, 2111, 2344, 2597, 2868, 3179, 3494, 3849, 4212, 4591, 5028, 5481, 5946, 6445, 6970, 7557, 8182, 8839

Offset: 1

Author

R. H. Hardin Nov 16 2011

Keywords

• nonn

Comments

Row 5 of A200370

Examples

			Some solutions for n=10
..1....4....0....6....0....7....7...10....5...10....3....9...10....9....0....3
..1....4....7....6....1....7...10....3....5....9....3....9...10....8....4....0
..1....4...10....6....2....7...10....0....5....8....3....9...10....7....7....0
..1....4...10....6....3....7....8....0....5....7....3....9...10....6....9....2
..1....4....8....6....4....7....5....2....5....6....3....9...10....5...10....5
..1....4....5....6....5....7....2....5....5....5....3....9...10....4...10....8
..1....4....2....6....6....7....0....8....5....4....3....9...10....3....9...10
..1....4....0....6....7....7....0...10....5....3....3....9...10....2....7...10
..1....4....0....6....8....7....3...10....5....2....3....9...10....1....4....7
..1....4....3....6....9....7...10....7....5....1....3....9...10....0....0....0
		

Links

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