OFFSET
1,2
COMMENTS
Table starts
....1.........3............8.............21..............55.............144
....3........27..........240...........2127...........18828..........166581
....8.......240.........7371.........225873.........6916881.......211747695
...21......2127.......225873.......23965217......2541024755....269350655878
...55.....18828......6916881.....2541024755....932759231192.342291992210642
..144....166581....211747695...269350655878.342291992210642
..377...1473549...6481445220.28548644230368
..987..13033908.198382906386
.2584.115285587
.6765
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for n=3 k=4
..1..0..1..1....0..0..2..0....1..0..1..1....1..0..1..1....1..1..1..2
..1..2..4..0....3..0..3..2....1..3..2..1....1..2..2..3....1..0..1..2
..1..0..1..0....1..0..1..0....1..0..1..0....0..0..1..0....1..0..0..2
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 25 2013
STATUS
approved