OFFSET
1,1
COMMENTS
Table starts
.......15..........85.............641................5257
.......85........1369...........25945..............520097
......641.......25945.........1198601............57656713
.....5257......520097........57656713..........6554439373
....44585....10690969......2808967145........748963157161
...385465...222329489....137393517193......85678539791333
..3375401..4648291369...6728546532521....9803619036105721
.29817817.97418918945.329641979105737.1121819841273065957
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..84
EXAMPLE
Some solutions for n=4 k=3
..0..0..0..0....0..0..0..0....0..0..1..2....0..0..0..1....0..1..0..2
..1..0..1..0....0..0..0..0....0..2..0..1....0..1..0..0....2..1..3..2
..1..1..1..1....0..0..0..0....2..1..2..0....0..0..3..0....0..1..3..1
..1..0..1..2....0..0..0..0....0..2..2..2....3..0..0..0....3..1..0..0
..1..1..1..1....0..0..0..0....1..0..2..0....2..3..0..1....3..1..2..3
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Feb 07 2012
STATUS
approved