OFFSET
1,1
COMMENTS
Column 5 of A189498
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..139
EXAMPLE
Some solutions for n=6
.-2....1....1....1....2...-4...-2...-4...-3....1...-4...-2...-3...-3....2...-2
.-5...-5...-4...-5...-5...-5...-5...-5...-4...-4...-4...-5...-4...-5...-4...-4
.-1...-2....4...-1...-3...-5...-5...-3....4...-1....2...-4....4...-4...-2...-1
.-3...-2....5...-4....3....4...-1....3...-3....1....4....2...-3....3....5....3
..1...-5....1....5...-4....2....5....1...-2....4....3....5...-4....3...-3...-4
.-1...-3...-2...-3...-3....3...-2...-5...-1....5....3....3...-1....4...-5....4
..4....1....1....4...-3...-4....1....4...-2...-4...-4....4....2....5...-2...-5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 23 2011
STATUS
approved