OFFSET
1,1
COMMENTS
Row 8 of A189951
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..48
EXAMPLE
Some solutions with n=3
.-3...-2...-3...-3...-2...-2...-1...-3...-2...-3...-3...-3...-2...-2...-3...-1
.-3...-3...-3...-3...-3...-3...-3...-3...-3...-3...-3...-3...-3...-3...-3...-3
..2...-2....1....1....3...-3...-3....1....3....3...-2...-3...-3...-1...-3...-3
..2....2...-1...-2....3....3...-3...-1...-2....2...-2....2...-1...-2....1...-1
..3...-3...-3....3....1...-2....3....1...-2...-2....1....2...-3....1...-1...-1
.-3....2...-1....3...-3....1....1...-2....1....2....3...-1....1....2...-3...-1
.-1....3...-1....1...-2...-1...-1....3...-3....2...-1....2....2...-3....3...-1
..2....1....1....1....2....1....1....2....1...-1...-1...-3....2....3....1....1
.-2...-1...-2....3....3....3....3...-1...-1....2....1....1....3....3....2...-3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin May 02 2011
STATUS
approved