OFFSET
1,2
COMMENTS
Column 6 of A211836
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=3
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
..1....1....1....1....1....0....1....1....1....1....1....1....1....1....1....1
..2....2....2....2....2....1....2....2....2....2....2....2....2....2....2....2
..3....3....3....3....3....2....3....3....3....3....3....3....3....3....3....3
..4....4....4....4....4....3....4....1....4....4....4....4....4....4....4....4
..1....5....5....5....1....4....2....4....3....5....5....5....5....0....5....5
..4....6....6....5....5....5....5....5....5....0....6....0....2....5....6....1
..5....2....0....6....6....4....5....2....6....0....3....6....6....6....2....3
..6....7....7....7....7....6....6....6....7....6....7....7....7....7....3....6
..7....7....1....1....3....7....7....7....6....7....0....2....6....7....7....7
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 21 2012
STATUS
approved