OFFSET
1,1
COMMENTS
Column 1 of A204408
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = a(n-1) +26*a(n-2) +677*a(n-3) +2185*a(n-4) +4172*a(n-5) +2924*a(n-6) +787*a(n-7) -1302*a(n-8) -864*a(n-9) -324*a(n-10)
EXAMPLE
Some solutions for n=3
..0..0..1....2..1..2....2..0..1....1..2..0....0..2..2....0..1..2....2..0..0
..2..0..1....2..1..2....0..1..2....0..1..2....1..1..2....0..1..1....1..0..2
..0..1..2....0..1..2....0..2..1....2..2..1....2..1..2....2..0..2....0..1..2
..0..1..2....0..2..1....0..2..0....2..1..0....0..1..2....0..1..2....0..1..0
..1..2..2....2..0..1....0..1..2....0..1..2....2..1..1....1..2..1....0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 15 2012
STATUS
approved