OFFSET
1,1
COMMENTS
Row 4 of A233217
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 463*a(n-1) -37470*a(n-2) +1233734*a(n-3) -20184680*a(n-4) +174604620*a(n-5) -799830930*a(n-6) +1856211162*a(n-7) -1978514343*a(n-8) +766517445*a(n-9) for n>12
EXAMPLE
Some solutions for n=2
..0..1....0..1....0..1....0..1....0..1....0..0....0..0....0..1....0..1....0..1
..2..4....2..2....1..1....2..2....1..0....1..0....1..5....2..1....0..2....2..0
..4..2....1..2....2..2....4..3....2..2....0..0....1..2....2..0....0..2....1..3
..4..4....5..1....4..4....1..1....5..4....4..2....5..5....3..3....0..4....0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 06 2013
STATUS
approved