OFFSET
1,2
COMMENTS
Table starts
......0.........9...........90.............657...............4230
......9.......169.........2370...........29650.............348621
.....90......2370........57232.........1318221...........29356228
....657.....29650......1318221........57786977.........2488428258
...4230....348621.....29356228......2488428258.......209465946364
..25533...3950131....639141361....105669469816.....17494242506253
.148410..43701168..13698519779...4440075543303...1451091848955678
.842265.475700584.290324839303.185097842285157.119700187465721716
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..220
EXAMPLE
Some solutions for n=4 k=3
..0..0..1..0....0..0..0..0....0..1..1..0....0..0..0..1....0..0..0..0
..0..1..1..1....0..1..0..0....0..0..0..0....2..2..0..0....0..0..0..0
..0..0..1..2....0..0..0..2....0..0..1..1....1..2..0..1....0..0..1..0
..2..0..1..1....0..0..2..2....0..0..1..0....2..2..0..0....0..0..0..0
..2..0..0..1....0..2..2..1....2..0..0..1....0..2..2..0....1..0..0..2
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 17 2012
STATUS
approved