OFFSET
1,1
COMMENTS
Table starts
.2..3....4......5.......6........7.........8..........9.........10........11
.2..6...12.....20......30.......42........56.........72.........90.......110
.2.12...36.....80.....150......252.......392........576........810......1100
.0.18...88....276.....664.....1366......2512.......4264.......6800.....10330
.0.30..216....954....2940.....7404.....16092......31560......57072.....96990
.0.30..440...2898...11756....36864.....95832.....219092.....452368....864810
.0.18..896...8808...46972...183438....570460....1520506....3584736...7709744
.0..0.1626..24014..172046...848802...3191034....9990182...27052236..65759590
.0..0.2980..65462..630456..3931086..17862744...65678336..204247760.561117076
.0..0.4692.160670.2139436.17086156..94691966..411561564.1477403080
.0..0.7214.394750.7274062.74389138.502572562.2581475090
Column 1 is zero for n>=4
Column 2 is zero for n>=8
Column 3 is zero for n>=51
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..164
EXAMPLE
Some solutions for n=6 k=4
..1....4....0....0....0....0....4....3....0....3....1....4....3....3....1....2
..3....3....3....3....4....4....2....4....3....0....3....2....0....4....0....3
..2....2....4....0....0....3....0....0....1....4....1....4....2....2....3....0
..0....1....3....4....2....2....4....2....4....3....2....3....4....0....4....4
..4....2....0....2....0....4....3....3....3....0....1....4....0....3....1....0
..3....0....1....3....4....2....4....4....1....2....4....1....3....2....4....3
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Aug 05 2012
STATUS
approved