OFFSET
1,1
COMMENTS
Row 3 of A267163.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..89
EXAMPLE
Some solutions for n=4
..0..2..1..1....0..2..1..0....0..0..2..2....0..0..2..1....0..2..2..1
..0..2..2..1....2..2..1..0....1..0..2..1....0..2..2..1....0..0..2..1
..0..0..2..1....2..1..1..0....1..0..2..1....0..2..1..1....1..0..2..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 11 2016
STATUS
approved