OFFSET
1,1
COMMENTS
Column 7 of A204417
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 577*a(n-3) for n>18
EXAMPLE
Some solutions for n=3
..1..2..1..1..0..2..2..0..2....0..1..0..1..1..0..1..1..0
..0..1..2..0..1..0..1..1..0....0..1..1..0..2..1..0..2..1
..2..0..1..2..2..1..0..2..1....0..0..2..1..0..2..1..0..2
..2..2..0..1..2..2..1..0..2....0..1..2..2..1..2..2..1..0
..0..1..2..0..1..2..2..1..0....1..0..1..2..2..1..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 15 2012
STATUS
approved