OFFSET
1,1
COMMENTS
Row 2 of A240046
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 3*a(n-2) +4*a(n-3) -3*a(n-4) -7*a(n-5) -5*a(n-6) +6*a(n-7) +4*a(n-8) +a(n-9) -3*a(n-10) +2*a(n-11) -a(n-12) -2*a(n-14) +4*a(n-15) -2*a(n-18) for n>22
EXAMPLE
Some solutions for n=3
..3..2..2....3..2..2....3..2..2....2..3..2....3..2..2....3..2..2....3..2..3
..1..0..0....2..0..3....2..1..0....3..0..0....1..0..3....2..0..0....2..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 31 2014
STATUS
approved