OFFSET
1,4
COMMENTS
Table starts
...0........1...........2.............4..............8............16
...1.......31.........318..........3605..........39851........441912
...2......318.......12542........577414.......25530633....1136389329
...4.....3605......577414.....106838218....19002899459.3397426494884
...8....39851....25530633...19002899459.13471155426022
..16...441912..1136389329.3397426494884
..32..4896043.50496693142
..64.54248371
.128
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..49
EXAMPLE
Some solutions for n=3 k=4
..0..0..1..2....0..2..0..2....0..2..4..1....0..0..0..1....0..0..1..0
..1..2..5..0....1..0..4..0....2..0..0..0....2..2..2..3....1..4..3..0
..0..1..0..0....0..0..1..2....0..2..1..0....0..1..0..1....0..3..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 04 2013
STATUS
approved