OFFSET
1,1
COMMENTS
Row 7 of A250081
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..183
FORMULA
Empirical: a(n) = (173/63)*n^9 + (103/3)*n^8 + 130*n^7 + 224*n^6 + (1162/5)*n^5 + (764/3)*n^4 + (17908/63)*n^3 + 160*n^2 + (123/5)*n + 1
EXAMPLE
Some solutions for n=2
..2....2....2....0....0....0....2....1....1....2....1....1....2....1....2....1
..1....2....1....1....2....0....1....0....0....1....0....1....2....1....1....0
..1....1....1....1....1....2....0....0....1....1....2....1....0....0....0....1
..1....1....1....1....1....0....1....0....1....2....0....0....1....0....1....0
..0....2....1....2....2....0....0....2....2....1....1....2....1....0....1....0
..1....1....1....2....2....2....0....1....1....1....0....2....1....1....1....1
..2....0....1....1....1....0....2....0....2....0....0....1....1....0....2....1
..1....2....1....1....1....0....2....0....1....2....0....1....2....0....2....0
..2....1....2....2....2....0....0....0....2....1....2....1....2....2....1....0
..2....1....0....1....1....2....0....2....0....1....0....1....1....0....0....0
..0....2....1....2....2....0....0....1....1....1....2....0....1....1....1....1
..1....2....2....0....0....1....0....0....1....2....0....2....0....1....1....0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 11 2014
STATUS
approved