OFFSET
1,9
COMMENTS
Table starts
......1...........1...............1................1................1
......0...........0...............0................0................0
......1...........2...............8...............30..............114
......2..........35.............614............14757...........389210
......9........1007..........203051.........51862494......15059945769
.....44.......54819.......136141422.....444568980699.1690315388898808
....265.....4318217....155788295580.7767413422970183
...1854...458508379.278117694864594
..14833.62976460150
.133496
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for n=4 k=4
..0..3..1..0....0..2..2..0....0..2..1..0....0..2..2..0....0..0..2..0
..3..1..1..3....3..1..1..3....2..1..3..2....3..2..2..0....2..2..1..3
..2..1..0..2....3..1..0..3....0..3..3..1....1..1..1..0....2..0..3..3
..2..0..3..2....1..0..2..2....0..2..1..3....3..1..3..3....1..3..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Dec 27 2015
STATUS
approved