OFFSET
1,4
COMMENTS
Column 1 of A209394
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
EXAMPLE
All solutions for n=7
..3....4....2....3....3....3....1....1....3....1....4....1....2....1....2....2
..4....2....2....4....3....1....1....1....1....1....1....1....2....1....2....4
..2....4....2....2....3....1....1....2....1....1....1....1....2....4....2....2
..3....2....2....3....3....3....1....2....3....3....1....2....2....1....2....3
..2....4....1....2....3....1....1....2....1....1....4....2....2....1....2....2
..4....2....1....4....3....1....1....2....1....1....1....2....2....1....1....4
..3....4....1....2....3....3....1....2....1....3....1....2....2....4....1....3
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 07 2012
STATUS
approved