OFFSET
1,2
COMMENTS
Column 8 of A189186
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..15
EXAMPLE
Some solutions for 3X8
..1..0..3..2..5..4..7..6....1..0..3..2..5..4..7..6....1..0..3..2..5..4..7..6
.17.16..9.20.11.21.13.14...17.16..9.19.20.14.21.22...17.16.18.19.11.21.23.22
..8.10.19.18.12.22.23.15....8.18.10.12.11.13.23.15....8..9.10.20.12.13.14.15
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin Apr 18 2011
STATUS
approved