OFFSET
1,1
COMMENTS
Column 4 of A242144
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0....0....1....0....0....1....1....2....0....1....1....1....1....1....0....2
..2....3....0....3....3....4....0....2....4....1....4....2....0....1....4....0
..0....0....0....3....0....0....4....0....1....0....0....1....0....0....3....1
..0....4....1....3....2....1....3....2....1....1....3....0....0....0....0....1
..3....3....3....0....1....3....1....1....2....0....1....3....4....2....2....3
..4....1....4....1....3....0....2....2....1....1....1....3....3....0....0....2
..2....0....3....2....3....0....1....1....0....1....1....3....0....2....1....2
..3....2....0....1....2....2....1....0....0....0....2....1....0....2....1....1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 05 2014
STATUS
approved