OFFSET
1,2
COMMENTS
Table starts
....1.........2.............5.................15......................51
....2........14...........178...............2653...................41272
....5.......178.........10366.............639701................39725054
...15......2653........639701..........156617480.............38372808893
...51.....41272......39725054........38372808893..........37069738362057
..187....648569....2468504665......9402035642924.......35810971705853725
..715..10215440..153402542384...2303673397508915....34594950233928279876
.2795.160984657.9533100532733.564442821781056268.33420220819293699707599
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..220
EXAMPLE
Some solutions for n=4 k=3
..0..0..1....0..0..0....0..1..1....0..0..0....0..1..1....0..0..0....0..1..0
..0..2..0....0..1..1....0..0..0....1..1..0....1..0..0....0..1..2....0..2..3
..1..2..1....2..0..2....0..1..1....0..1..0....0..1..0....1..1..3....3..0..0
..3..0..0....2..1..0....0..2..1....0..1..0....1..0..0....1..0..0....2..1..3
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Feb 24 2012
STATUS
approved