OFFSET
1,1
COMMENTS
Column 1 of A234405
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 13*a(n-1) +33*a(n-2) -544*a(n-3) -162*a(n-4) +7372*a(n-5) -2717*a(n-6) -33870*a(n-7) +18799*a(n-8) +19183*a(n-9) -2790*a(n-10) -1716*a(n-11)
EXAMPLE
Some solutions for n=3
..6..0....3..3....0..1....4..2....2..0....4..6....2..3....0..6....3..2....3..4
..4..0....0..6....4..6....2..6....6..6....3..0....5..0....0..5....6..0....5..0
..6..2....2..6....1..0....0..3....0..2....0..3....5..6....2..6....1..0....6..2
..0..1....0..4....3..6....6..3....2..6....5..2....5..0....2..0....3..6....0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 25 2013
STATUS
approved