OFFSET
1,1
COMMENTS
Column 1 of A251442
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 11*a(n-1) +20*a(n-2) -109*a(n-3) -48*a(n-4) +138*a(n-5) -46*a(n-6) -68*a(n-7) +48*a(n-8) -7*a(n-9) -9*a(n-10)
EXAMPLE
Some solutions for n=3
..0..1....2..1....0..0....3..0....2..2....2..2....2..3....2..2....2..3....1..3
..0..0....3..2....1..0....3..3....3..0....3..0....0..2....0..3....1..2....0..2
..2..1....1..0....1..3....0..2....1..1....3..3....0..3....0..1....0..1....0..2
..2..0....0..0....3..0....3..2....2..3....2..1....0..2....3..3....3..2....3..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 02 2014
STATUS
approved