OFFSET
1,1
COMMENTS
Column 6 of A189254
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..127
EXAMPLE
Some solutions for 3X6
..0..1..2..8..3..4....0..1..2..8..3.11....0..1..2..8..3.11....0..1..2..8..4..5
..7.12.15..9..5.10....7.13.14..4..5.17....6.14.13.16..4..5....7.14..9..3.10.11
..6.13.14.16.11.17...12..6..9.15.16.10....7.12..9.10.15.17...12..6.13.15.17.16
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 19 2011
STATUS
approved