OFFSET
1,1
COMMENTS
Column 5 of A189312
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..200
EXAMPLE
Some solutions for 3X5
..0..1..3..8..4....0..7..1..3..4....0..7..1..4..3....1..0..2..3..4
.10..5..6..2..9....5.11.13..2..9...10.12..2..9.14....5..6.12.14..9
.11.12..7.13.14...10.12..6..8.14....5..6.11..8.13...10.11.13..7..8
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 19 2011
STATUS
approved