OFFSET
1,1
COMMENTS
Column 4 of A231651
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..1..1..1..1....1..0..0..2....2..1..0..0....0..1..2..1....1..0..0..2
..0..0..2..2....0..0..0..1....0..0..0..0....0..0..0..1....1..0..0..1
..0..0..2..2....0..0..0..1....0..0..2..1....2..0..0..2....1..2..0..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 12 2013
STATUS
approved