OFFSET
1,5
COMMENTS
Table starts
.1....1.......1.........1............1..............1..............1
.1....2.......2.........3............3..............4..............4
.1....4.......7........14...........21.............41.............54
.1....9......29.......112..........261............846...........1720
.1...21.....140......1095.........4919..........27000..........97341
.1...51.....758.....13009.......120096........1268728........8360853
.1..127....4448....175865......3558888.......76714325.....1001060834
.1..323...27782...2647438....123026475.....5732148226...155796077603
.1..835..182322..43347498...4817478608...507120480166.30055866217955
.1.2188.1245399.760869739.209081118730.51689513352516
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..128
EXAMPLE
Some solutions for n=4 k=4
..0..0..1..1....0..0..2..2....0..0..0..1....0..0..1..2....0..0..0..2
..0..1..2..3....0..0..2..2....0..1..2..2....0..1..2..2....0..1..2..3
..0..1..2..3....1..1..3..3....1..1..2..2....0..1..2..3....1..1..2..3
..2..2..3..3....1..1..3..3....3..3..3..3....1..3..3..3....1..2..3..3
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Nov 29 2015
STATUS
approved