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