OFFSET
1,1
COMMENTS
Column 4 of A185409
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..20
EXAMPLE
Some solutions for 3X4 with a(1,1)=0
..0..0..6..6....0..0..0..5....0..0..5..4....0..3..3..1....0..0..0..0
..3..1..1..1....0..2..3..5....4..3..5..4....0..3..0..1....3..3..3..2
..3..3..4..4....0..2..3..3....4..3..3..3....0..3..0..0....3..6..6..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 26 2011
STATUS
approved