OFFSET
1,6
COMMENTS
Table starts
.....1..........1............1.............1...........1........1..........1
.....1..........1............1.............1...........1........1..........1
.....2..........5...........15...........109.........574.....2840......13767
.....6.........74.........2320.........77830.....2595190.94930586.3708826784
....24.......2668.......729874.....227032241.81044162960
...120.....150836....466056593.1814200905314
...720...12011058.515679132204
..5040.1279437414
.40320
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..49
EXAMPLE
Some solutions for n=4 k=4
..0..1..0..3....0..1..0..3....0..1..3..3....0..2..2..3....0..2..3..2
..2..2..3..0....1..2..1..2....2..3..0..1....0..3..1..1....0..0..2..1
..2..1..1..3....2..3..0..3....0..2..1..3....0..3..2..1....2..3..3..1
..2..1..3..0....1..0..3..2....2..2..0..1....3..2..1..0....3..0..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jan 01 2016
STATUS
approved