A184241 Number of strings of numbers x(i=1..3) in 0..n with sum i^2*x(i)^2 equal to n^2*9.

1, 1, 2, 1, 1, 2, 1, 1, 3, 2, 2, 2, 2, 2, 4, 1, 2, 3, 4, 2, 4, 2, 3, 2, 2, 4, 7, 2, 2, 6, 3, 1, 8, 2, 4, 3, 6, 5, 6, 2, 7, 7, 5, 2, 8, 5, 3, 2, 5, 4, 11, 4, 4, 8, 7, 2, 11, 2, 6, 6, 5, 4, 11, 1, 7, 11, 8, 2, 13, 7, 6, 3, 8, 8, 14, 5, 9, 9, 8, 2, 14, 8, 6, 7, 7, 7, 16, 2, 8, 12, 10, 5, 12, 5, 13, 2, 5, 8, 20, 4

Offset: 1

Author

R. H. Hardin Jan 10 2011

Keywords

• nonn

Comments

Row 3 of A184240

Examples

			All solutions for n=5
..0
..0
..5
		

Links

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