OFFSET
1,1
COMMENTS
Column 3 of A254204
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..31
EXAMPLE
All solutions for n=4
..4....1....4....4....1....4....4....4....1
..4....3....2....5....5....4....2....2....3
..2....2....4....5....3....4....2....3....5
..4....4....4....4....1....4....4....1....1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 26 2015
STATUS
approved