OFFSET
1,1
COMMENTS
Column 6 of A189312
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..167
EXAMPLE
Some solutions for 3X6
..0..1..2..3..4..5....0..1..2..3..4..5....0..1..2..3.10..5....0..1..2..3..4.11
..7.14..9..8.10.11...13..6.15..8.11.10....7..6..8.15.11..4....7..8..9.15.10..5
.12..6.13.15.17.16...12..7.14..9.17.16...13.12.14.16..9.17...12..6.13.14.16.17
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 19 2011
STATUS
approved