OFFSET
1,1
COMMENTS
Column 7 of A189545.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..92
EXAMPLE
Some solutions for n=5
.-7....4...-7...-7...-4...-7...-4...-7...-7...-7....4...-4...-7....4...-4...-4
.-3....2....2...-2...-2...-6....1....4....4....5....2...-4....4....2...-4....2
.-6...-7....6...-5....4...-4....1...-2....7....3....5....7....5...-2....6....7
.-5....7....3....1....4....3...-4....7...-3...-3...-1...-4....3....4....4....6
..4...-4....2....6...-4....2...-2....2...-7...-5....6...-5...-4...-4....3....4
.-2...-6...-7....3....2...-1...-2...-5...-2...-4....2....7...-5....5...-1...-6
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 23 2011
STATUS
approved