OFFSET
1,1
COMMENTS
Row 7 of A240394
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..26
EXAMPLE
Some solutions for n=4
..3..0..0..0....3..0..0..0....3..0..0..0....3..0..0..0....3..0..0..0
..3..2..0..0....1..0..0..0....3..2..0..0....1..0..0..0....3..0..0..0
..1..2..0..0....3..0..0..0....1..0..0..0....3..2..0..0....1..2..0..0
..3..2..0..0....1..2..2..0....1..2..0..0....3..0..2..0....1..0..2..0
..1..0..2..2....3..0..2..2....3..2..3..2....1..0..2..2....3..0..0..0
..1..0..2..1....3..0..0..2....3..2..2..1....1..0..2..2....3..2..2..2
..3..0..0..1....1..2..0..2....1..0..0..2....3..1..2..0....1..2..2..0
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 04 2014
STATUS
approved