OFFSET
1,1
COMMENTS
Row 6 of A241936
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..152
FORMULA
Empirical: a(n) = (3797/129600)*n^10 + (19007/45360)*n^9 + (32161/12096)*n^8 + (37357/3780)*n^7 + (1033337/43200)*n^6 + (85523/2160)*n^5 + (236911/5184)*n^4 + (830633/22680)*n^3 + (496229/25200)*n^2 + (1633/252)*n + 1
EXAMPLE
Some solutions for n=3
..2....0....0....2....1....2....1....1....1....3....2....3....1....2....3....2
..0....2....1....3....0....2....1....0....0....1....1....2....0....2....2....0
..1....1....0....1....1....1....2....0....1....2....1....1....0....0....0....1
..0....0....3....0....0....0....0....2....1....0....0....0....2....0....1....1
..1....1....2....0....2....1....1....1....2....0....0....0....0....1....0....1
..0....1....0....0....3....1....0....0....1....1....2....1....1....0....0....0
..2....2....1....0....0....3....0....0....0....1....0....0....2....2....1....3
..0....1....0....0....0....0....3....1....2....1....1....0....0....0....0....0
..0....0....2....0....1....0....0....0....1....2....3....1....0....1....1....2
..2....0....1....0....2....0....1....2....0....1....0....1....0....2....1....0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 02 2014
STATUS
approved