OFFSET
1,1
COMMENTS
Column 5 of A255716
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..1....1....6....4....6....6....6....1....4....4....1....1....6....6....6....6
..3....5....3....5....2....4....3....5....2....5....5....5....3....2....3....2
..4....3....7....7....4....5....1....6....3....1....2....4....5....1....7....1
..1....7....6....6....3....7....4....3....5....5....4....2....7....6....5....5
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 03 2015
STATUS
approved