OFFSET
1,1
COMMENTS
Row 3 of A268092.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..0..2..1..0....0..2..0..2....0..2..0..2....0..1..2..1....0..2..0..0
..2..2..2..2....2..0..2..0....0..0..0..0....0..0..0..2....2..1..2..2
..0..1..0..0....2..1..0..2....1..1..2..1....2..2..2..2....1..1..1..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 26 2016
STATUS
approved