OFFSET
1,1
COMMENTS
Column 7 of A250373
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..112
EXAMPLE
Some solutions for n=1
..0....4....4....0....0....4....4....4....0....0....4....0....0....0....0....0
..4....4....4....7....1....0....0....4....0....3....4....7....0....3....3....4
..3....2....4....7....1....3....6....4....4....4....6....7....2....6....5....6
..0....7....4....2....6....2....2....2....3....4....5....7....2....6....4....6
..1....2....4....2....0....6....2....7....2....1....2....7....5....3....7....5
..2....2....3....2....2....6....3....7....2....0....4....7....3....1....7....4
..1....1....0....3....3....3....2....4....7....1....4....4....4....7....4....2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 19 2014
STATUS
approved