OFFSET
1,1
COMMENTS
Row 4 of A195278
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..169
FORMULA
Empirical: a(n) = (49024/315)*n^9 + (24512/35)*n^8 + (457792/315)*n^7 + (81824/45)*n^6 + (67912/45)*n^5 + (38756/45)*n^4 + (11832/35)*n^3 + (27752/315)*n^2 + (1454/105)*n + 1
EXAMPLE
Some solutions for n=5
...0............0............0............0............0............0
..-1.-2.........1..1.........5..3.........3..1........-1.-3.........3..4
..-6.-5.-6.....-2..2.-1......5..3..1......7..4..2......1..1.-2......0..4..1
..-2.-1.-1..1...3..6..2..0...1.-2..3..1...5..3.-2.-1..-2..2..1..1..-5..0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 14 2011
STATUS
approved