OFFSET
1,1
COMMENTS
Column 2 of A198209
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
FORMULA
Empirical: a(n) = 65*a(n-1) -1221*a(n-2) +4909*a(n-3) +38995*a(n-4) +97941*a(n-5) -5336901*a(n-6) +24513309*a(n-7) -24792291*a(n-8) +22615443*a(n-9) +29343465*a(n-10) -1299185649*a(n-11) +509455089*a(n-12) +6460607223*a(n-13) -508707135*a(n-14) -5208653241*a(n-15)
EXAMPLE
Some solutions for n=3
..0..1..1..0....0..1..1..0....0..1..0..2....0..1..1..2....0..1..2..0
..2..2..2..2....2..0..0..2....2..1..0..1....2..3..3..1....3..1..2..2
..3..3..3..3....2..0..0..2....2..1..0..1....2..3..3..1....3..1..1..1
..2..2..2..2....3..3..3..0....0..1..0..0....0..1..1..2....0..0..0..0
..1..1..1..1....2..2..3..0....0..1..1..1....0..1..1..2....2..2..1..1
..0..2..2..3....1..2..3..2....3..0..0..2....1..0..0..1....0..2..1..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Oct 22 2011
STATUS
approved