OFFSET
1,5
COMMENTS
Table starts
.1......1.......1...........1........1...........1.............1..........1
.0......2.......0...........6........0..........20.............0.........70
.0......6......12..........90......360........2040.........10080......54810
.0.....24.......0........4464........0.....2850360.............0.2645541360
.0....120....1080......493920.75502080.16074373800.3565914584400
.0....720.......0...128269440........0
.0...6300.3135720.57943903500
.0..45360.......0
.0.589680
.0
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for n=4 k=4
..3..0..1..2....0..3..3..0....1..1..2..2....3..1..2..0....1..0..3..2
..3..1..2..0....3..0..0..3....2..3..0..1....3..1..0..2....1..2..0..3
..0..2..1..3....1..1..2..2....0..2..1..3....0..1..3..2....2..1..3..0
..0..3..2..1....2..2..1..1....3..0..3..0....0..3..1..2....2..3..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Dec 01 2015
STATUS
approved