OFFSET
1,1
COMMENTS
Table starts
........22718........366629........5486039........76647286.....1068732662
.......366629......12652497......398648507.....11542428929...333834894509
......5486039.....398648507....26007537155...1532722380695.90272986428673
.....76647286...11542428929..1532722380695.180709892658771
...1068732662..333834894509.90272986428673
..14937290926.9669206035811
.209908668003
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..31
EXAMPLE
Some solutions for n=1 k=4
..0..1..0..1..1..1..1....0..1..1..0..0..1..0....0..1..1..0..0..0..0
..0..0..0..1..0..0..0....0..0..0..1..1..1..1....0..0..1..0..1..1..1
..0..0..1..0..0..1..1....0..0..1..1..0..1..1....0..0..1..1..0..0..1
..1..0..1..0..0..0..0....1..0..1..0..0..0..1....1..0..0..0..0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Oct 11 2015
STATUS
approved