OFFSET
1,1
COMMENTS
Row 3 of A223357.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 40*a(n-1) - 128*a(n-2) for n>4.
Empirical g.f.: 4*x*(9 - 104*x + 128*x^2 - 4096*x^3) / (1 - 40*x + 128*x^2). - Colin Barker, Aug 19 2018
EXAMPLE
Some solutions for n=3:
0 1 3 0 2 1 0 2 5 0 1 3 0 1 0 0 4 2 0 1 3
0 1 5 0 2 5 0 2 5 3 0 2 3 4 2 5 1 3 5 4 5
0 4 3 0 4 5 1 2 4 2 1 3 2 4 5 2 4 5 0 3 0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 19 2013
STATUS
approved