OFFSET
1,1
COMMENTS
Table starts
......20.........74..........212...........828...........2312............9178
.....146........310........12722.........32502........1147442.........3283862
.....260.......4730........38612........793252........5924312.......126809722
....1820......10362......2176212......11523584.....2708828768.....16591451786
....3752.....325418......8433752.....896174928....19549318112...2245175385658
...24818.....677750....428504162....6030131286..7737722889458.111990180682454
...56612...21958106...1974653492.1025754609412.70847540686232
..355364...53790778..90867483692.4990295869136
..872600.1439629634.477384762152
.5238356.4161478414
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..72
EXAMPLE
Some solutions for n=3 k=4
..0..1..0..1..1..1....0..0..0..1..0..1....0..1..0..0..0..0....0..0..1..1..1..1
..0..1..1..0..0..1....1..1..1..0..0..1....1..0..1..1..0..1....1..0..0..1..0..0
..1..0..0..1..1..1....0..1..1..0..1..0....0..0..0..0..0..0....1..1..1..1..0..1
..1..0..1..0..1..0....1..1..1..1..1..1....0..1..0..1..1..1....1..1..0..0..1..0
..1..1..1..1..1..1....1..0..0..1..1..0....1..0..1..0..0..0....0..1..1..1..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Feb 17 2014
STATUS
approved