OFFSET
1,1
COMMENTS
Column 1 of A234443.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 14*a(n-2).
EXAMPLE
Some solutions for n=5:
0 1 1 0 0 1 2 1 0 1 1 0 0 0 1 1 0 1 2 0
0 0 2 2 0 0 0 0 0 2 1 1 1 0 1 0 2 2 1 0
1 2 1 2 2 1 1 2 0 1 2 1 2 2 2 2 0 1 2 2
0 0 0 2 2 2 1 1 0 0 2 0 0 1 2 1 0 0 2 1
0 1 0 1 2 1 2 1 0 1 1 0 1 1 2 2 2 1 0 0
1 1 0 0 0 0 1 1 2 2 1 1 1 2 0 1 2 0 1 2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 26 2013
STATUS
approved