OFFSET
1,2
COMMENTS
Row 4 of A232295
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..2..1..0....2..0..1....2..1..0....2..1..2....2..2..1....2..2..1....2..2..2
..0..2..2....2..2..0....2..0..2....2..2..1....1..2..1....0..1..2....2..2..0
..2..1..1....1..1..2....1..2..2....2..0..1....2..1..0....1..2..2....2..1..0
..2..2..1....1..2..1....1..1..0....2..2..1....0..2..1....2..2..1....2..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 22 2013
STATUS
approved