A184251 Number of strings of numbers x(i=1..n) in 0..3 with sum i^3*x(i) equal to n^3*3

1, 1, 2, 2, 1, 10, 15, 26, 91, 180, 375, 1161, 2388, 5361, 14924, 31968, 70100, 183495, 391848, 862189, 2120403, 4548763, 9920865, 23395129, 49909285, 107873523, 245586962, 520810166, 1113291924, 2467392165, 5191086795, 10980884007

Offset

1,3

Comments

Column 3 of A184257

Links

R. H. Hardin, Table of n, a(n) for n = 1..36

Example

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

Crossrefs

Sequence in context: A134896 A105620 A182002 * A262348 A307093 A327087

Adjacent sequences: A184248 A184249 A184250 * A184252 A184253 A184254

Keyword

nonn

Author

R. H. Hardin Jan 10 2011

Status

approved