OFFSET
1,1
COMMENTS
Row 2 of A189498
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for n=5
..4...-1....3...-4....1...-1...-3....2....4....5....3...-5....4....3....1...-3
.-5....5...-5...-3....2...-4....5....2....3....4...-5...-3...-5....3...-5....4
.-5....3...-3....3....5...-5....5...-5...-3...-4...-4....4...-4...-4...-4....4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 23 2011
STATUS
approved