OFFSET
1,1
COMMENTS
Table starts
.....81......450........2500..........11100.............49284............192474
....450.....5916.......87902.........924132...........9730723..........80383489
...2500....87902.....4133417......129700247........4053275322.......93483052039
..11100...924132...129700247....12449201480.....1195654062204....83013014302681
..49284..9730723..4053275322..1195654062204...355919250720186.75777857615647618
.192474.80383489.93483052039.83013014302681.75777857615647618
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for n=2 k=4
..0..1..0..0..1....0..0..0..1..0....0..0..0..0..1....0..0..0..1..0
..0..0..1..1..2....0..1..1..2..1....0..1..2..2..2....1..1..1..1..2
..0..1..1..2..1....2..2..1..2..2....1..2..2..2..2....1..1..2..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jan 10 2014
STATUS
approved