OFFSET
1,1
COMMENTS
Row 6 of A208945.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) - 10*a(n-2) + 11*a(n-3) - 10*a(n-4) + 11*a(n-5) - 10*a(n-6) + 5*a(n-7) - a(n-8).
Empirical g.f.: 2*x*(10 + 82*x + 172*x^2 + 169*x^3 + 88*x^4 + 7*x^5) / ((1 - x)^6*(1 + x + x^2)). - Colin Barker, Jul 07 2018
EXAMPLE
Some solutions for n=5:
-3 -4 -5 -2 -4 -2 -5 -4 -5 -5 -5 -4 -5 -3 -5 -4
-1 4 -2 -1 -1 0 -2 1 -1 5 -4 -3 0 5 2 2
-2 0 0 -2 0 2 -3 2 3 1 3 3 3 -2 3 0
2 -1 0 3 4 1 3 -2 -5 2 1 1 -3 -2 5 -4
1 3 3 3 -1 0 3 4 3 -4 1 1 4 -1 -3 4
3 -2 4 -1 2 -1 4 -1 5 1 4 2 1 3 -2 2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 03 2012
STATUS
approved