OFFSET
1,2
COMMENTS
Table starts
...1......2........4...........8.............16...............32
...2......7.......25..........89............317.............1129
...4.....25......163........1056...........6847............44391
...8.....89.....1056.......12397.........145778..........1713803
..16....317.....6847......145778........3110914.........66363023
..32...1129....44391.....1713803.......66363023.......2568513843
..64...4021...287802....20148584.....1415755252......99419347147
.128..14321..1865917...236878817....30202770902....3848174315295
.256..51005.12097367..2784890782...644326291402..148949599913987
.512.181657.78431296.32740859687.13745636657969.5765325542821919
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..760
EXAMPLE
Some solutions for 4X3
..1..1..0....1..0..0....0..1..1....0..0..0....0..0..1....1..0..0....0..0..0
..0..0..0....0..0..1....0..0..1....0..0..1....1..0..0....0..1..0....1..0..1
..1..1..0....1..0..1....1..1..0....0..0..1....1..1..0....0..0..1....1..0..1
..0..0..0....0..0..0....0..0..1....1..1..0....0..1..0....1..0..0....0..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 21 2011
STATUS
approved