OFFSET
1,1
COMMENTS
Column 7 of A190071
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..81
EXAMPLE
Some solutions for n=4
..5....3...-4...-5....7....3....1....1....5...-3....3....1...-4....2....4....5
.-5....5...-6...-5....3...-2...-3....2...-1...-2...-3...-5...-2...-3....6...-1
.-5...-3...-7...-7...-2...-7...-3....6....3....1....6....3...-7....2...-5...-1
..7...-2....4....7....2...-5...-4....6....6....2....4...-7....6....1...-3...-7
..5....4....5...-6...-3....4....3...-5....1....7....4...-5...-5...-4....5...-3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin May 04 2011
STATUS
approved