A184699 Number of strings of numbers x(i=1..n) in 0..5 with sum i*x(i) equal to n*5

1, 3, 12, 46, 156, 476, 1349, 3571, 8939, 21310, 48701, 107233, 228465, 472626, 952169, 1872813, 3604103, 6798753, 12592030, 22930495, 41108069, 72630552, 126596216, 217879554, 370555433, 623223294, 1037221437, 1709205913

Offset

1,2

Comments

Column 5 of A184703

Links

R. H. Hardin, Table of n, a(n) for n = 1..163

Example

Some solutions for n=4
..3....3....0....0....0....3....1....0....3....4....3....4....2....0....3....4
..4....5....4....0....5....3....3....2....2....3....1....4....3....1....0....5
..3....1....0....0....2....1....3....0....3....2....1....0....4....2....3....2
..0....1....3....5....1....2....1....4....1....1....3....2....0....3....2....0

Crossrefs

Sequence in context: A094547 A026559 A188949 * A008781 A047013 A370478

Adjacent sequences: A184696 A184697 A184698 * A184700 A184701 A184702

Keyword

nonn

Author

R. H. Hardin Jan 20 2011

Status

approved