OFFSET
1,1
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 5*a(n-1) + 74*a(n-2) - 295*a(n-3) - 1008*a(n-4) + 840*a(n-5).
Empirical g.f.: 2*x*(125 + 292*x - 7103*x^2 - 15072*x^3 + 14760*x^4) / ((1 - 56*x^2)*(1 - 5*x - 18*x^2 + 15*x^3)). - Colin Barker, Oct 15 2018
EXAMPLE
Some solutions for n=4:
4 2 4 5 2 2 2 4 2 4 2 1 3 1 0 1 3 4 5 2
1 1 2 5 3 5 1 1 5 5 5 2 3 3 4 3 1 0 2 1
4 2 0 1 2 2 0 2 1 3 4 3 3 1 4 1 3 0 4 1
4 4 5 4 2 4 4 4 2 2 3 4 3 3 4 3 3 2 5 0
5 3 1 2 5 5 3 1 1 3 2 1 1 3 3 4 4 1 4 1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 26 2013
STATUS
approved