OFFSET
1,3
COMMENTS
Table starts
...1.........1...........1...........1...........1.........1...........1
...2.........6..........14..........34..........92.......258.........722
...4........54.........420........3088.......25226....239994.....2338286
...8.......600.......18332......480440....13522204.492613956.18677195738
..16......9102.....1261420...135988690.14911788936
..32....188472...134871120.69071316466
..64...5118012.21338020496
.128.172101936
.256
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..49
EXAMPLE
Some solutions for n=3 k=4
..1..0..0..0. .1..2..0..0. .1..0..0..1. .0..0..1..0. .1..1..2..2
..2..2..1..0. .1..1..2..2. .0..2..2..2. .2..2..1..1. .2..2..1..0
..2..2..1..1. .0..0..2..1. .0..2..1..1. .0..2..2..1. .0..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Feb 28 2016
STATUS
approved