OFFSET
1,1
COMMENTS
Table starts
.........4600.........162622.........6255285.......215282843........7670500426
.......162622.......17432664......2025234324....191371916425....19644326343062
......6255285.....2025234324....719028603457.199026930961817.61221086708065061
....215282843...191371916425.199026930961817
...7670500426.19644326343062
.276834777101
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..24
EXAMPLE
Some solutions for n=3, k=3
..0..0..0..0..0....0..1..0..1..0....0..0..1..1..2....0..0..1..0..2
..1..1..0..2..1....0..0..1..2..0....2..0..1..3..1....1..0..3..3..3
..1..1..0..3..2....3..3..0..1..0....3..1..0..0..0....3..3..3..3..3
..3..3..0..0..2....1..1..1..1..0....2..2..2..2..2....1..3..0..0..1
..1..3..0..0..1....3..2..1..1..0....2..3..2..2..3....0..2..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 17 2012
STATUS
approved