OFFSET
1,2
COMMENTS
Column 4 of A202006
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..53
EXAMPLE
Some solutions for n=5
..3....2....3...-1....4...-4....2....3...-3...-1....3....2...-2....4...-4...-2
.-2...-1....3....2....2....0....4...-2...-1....1...-2...-3...-1....4...-4...-2
.-4....2...-4....0...-3....4...-3...-4....2...-4....0...-1....1...-4....0....3
..2....0...-2...-2...-4....0...-3....1...-2....0...-1....0...-2...-3....3....2
.-3...-2....1...-2....1....0...-2....1....3....3...-4...-4....0....2...-2...-1
..0...-2...-3....1....2....4....3....1....3....2....2....3....3...-3....3...-1
..4....1....2....2...-2...-4...-1....0...-2...-1....2....3....1....0....4....1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 07 2011
STATUS
approved