OFFSET
1,1
COMMENTS
Column 6 of A206863
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for n=4
..2..2..2..1..2..2....2..2..1..0..1..1....2..2..1..2..2..2....0..2..1..2..2..1
..0..2..2..0..0..2....0..0..2..0..0..0....1..0..0..1..2..2....1..1..2..0..1..2
..1..0..1..2..0..2....0..1..2..0..0..1....0..1..1..0..2..2....2..1..2..2..1..2
..1..2..2..2..0..2....0..2..2..2..0..1....1..1..1..1..0..2....2..2..2..2..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 13 2012
STATUS
approved