OFFSET
1,1
COMMENTS
Table starts
...4.....4.......10..........20...........35............56............84
...4....13.......60.........193..........514..........1231..........2748
..10....60......618........4544........28365........158473........811802
..20...193.....4544.......82312......1205110......15255786.....174413126
..35...514....28365.....1205110.....39601472....1107664956...28236528076
..56..1231...158473....15255786...1107664956...68107762118.3886911446418
..84..2748...811802...174413126..28236528076.3886911446418
.120..5802..3839485..1833703485.667666691778
.165.11665.16870880.17851830403
.220.22432.69358382
.286.41419
.364
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..83
EXAMPLE
Some solutions for n=3 k=4
..0..0..2..3....1..0..0..3....0..0..2..1....0..0..1..2....0..0..1..3
..0..0..0..2....0..0..0..0....0..0..0..1....0..0..2..2....0..1..1..0
..3..0..0..0....2..0..0..1....0..0..0..0....0..0..0..3....3..2..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Nov 19 2012
STATUS
approved