OFFSET
1,1
COMMENTS
Row 7 of A254947
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
Some solutions for n=4
..2....2....3....2....4....4....2....3....3....4....4....5....3....3....3....4
..3....3....5....1....3....1....4....5....1....3....3....2....4....2....4....5
..3....2....3....1....2....5....5....3....2....5....5....2....3....3....5....2
..4....2....5....5....1....1....5....3....2....3....2....2....4....2....3....1
..4....2....4....5....4....3....2....2....4....3....1....4....1....5....5....3
..4....4....1....4....1....4....3....5....4....2....3....1....5....5....1....3
..5....5....3....3....5....2....1....4....2....1....2....2....1....1....3....4
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 10 2015
STATUS
approved