A184315 Number of strings of numbers x(i=1..n) in 0..6 with sum i^2*x(i)^3 equal to n^2*216

1, 1, 1, 2, 3, 11, 50, 319, 1602, 9343, 50393, 283099, 1556175, 8533115, 46312121, 249809141, 1336482621, 7081839063

Offset

1,4

Comments

Column 6 of A184318

Links

Table of n, a(n) for n=1..18.

Example

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

Crossrefs

Sequence in context: A100701 A011365 A072876 * A020133 A086528 A152024

Adjacent sequences: A184312 A184313 A184314 * A184316 A184317 A184318

Keyword

nonn

Author

R. H. Hardin Jan 10 2011

Status

approved