OFFSET
1,2
COMMENTS
Column 6 of A230526
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..199
EXAMPLE
Some solutions for n=3
..0..0..0..0..0..1....0..0..0..0..2..1....0..0..0..1..2..1....0..0..0..0..1..1
..1..0..1..1..1..2....1..0..0..1..0..2....1..0..1..2..2..0....1..0..1..0..0..2
..2..1..2..1..1..1....0..2..1..0..0..1....1..2..1..0..1..2....2..1..0..2..1..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Oct 22 2013
STATUS
approved