OFFSET
1,1
COMMENTS
Table starts
......7.........28...........106............388............1387............4874
.....28........336..........3636..........37254..........368218.........3543465
....106.......3636........110854........3167295........86468392......2279060645
....388......37254.......3167295......250149820.....18714498069...1342587653727
...1387.....368218......86468392....18714498069...3807002935896.738228105542702
...4874....3543465....2279060645..1342587653727.738228105542702
..16919...33420304...58497330607.93360032845673
..58198..310188575.1470248361721
.198807.2842734858
.675372
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for n=3 k=3
..0..0..1....0..0..0....0..1..1....0..0..3....0..4..5....0..0..1....1..1..4
..0..0..3....0..0..3....0..1..1....2..2..6....2..4..5....4..4..5....1..5..6
..0..4..4....4..4..4....0..5..4....1..6..6....2..4..5....2..3..3....2..6..5
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Nov 25 2011
STATUS
approved