A184713 Number of strings of numbers x(i=1..n) in 0..2 with sum i*x(i)^3 equal to n*8

1, 1, 2, 2, 5, 9, 22, 47, 95, 197, 394, 819, 1701, 3493, 7116, 14361, 28758, 57108, 112520, 219936, 426311, 819230, 1560326, 2944805, 5505613, 10195038, 18696068, 33951438, 61053269, 108723478, 191753754, 334989788, 579778121, 994310140

Offset

1,3

Comments

Column 2 of A184720

Links

R. H. Hardin, Table of n, a(n) for n = 1..190

Example

All solutions for n=5
..0....0....0....2....1
..0....2....0....0....1
..0....2....1....0....0
..0....0....2....2....2
..2....0....1....0....1

Crossrefs

Sequence in context: A060405 A326493 A003228 * A110182 A309867 A304584

Adjacent sequences: A184710 A184711 A184712 * A184714 A184715 A184716

Keyword

nonn

Author

R. H. Hardin Jan 20 2011

Status

approved