OFFSET
1,1
COMMENTS
Row 4 of A188358
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..47
EXAMPLE
Some solutions for n=4
..4....1....4...-3...-2...-1....1...-4...-3....2....3...-1....1....3...-2....0
..1...-4....3....1....0....3....3...-3....0....0....0....0....0...-1....2....0
..1....4...-2...-2...-1....0....3....0...-4...-2...-2....3....4...-3....2...-2
.-1....4....2...-1....0...-1...-2...-3....0....0....0....3....0....1...-1....0
..4....1...-1...-3....0...-3....3....4....1....1....2...-3...-4....3...-2....2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 28 2011
STATUS
approved