OFFSET
1,1
COMMENTS
Column 2 of A210267
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 32*a(n-1) -225*a(n-2) +2856*a(n-4) -2952*a(n-5) -4100*a(n-6) +3664*a(n-7) -384*a(n-8)
EXAMPLE
Some solutions for n=4
..0..1..1....0..0..0....0..0..0....0..0..1....0..0..1....0..0..0....0..0..0
..2..0..2....1..2..3....1..2..1....2..1..2....1..2..0....1..2..1....1..2..3
..0..1..0....3..2..1....0..0..0....0..0..1....3..3..2....2..3..1....0..1..2
..3..3..3....1..1..3....1..2..1....1..2..1....0..1..2....1..3..2....1..3..1
..1..2..1....3..0..1....3..3..1....1..3..3....1..2..3....3..0..2....0..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 19 2012
STATUS
approved