OFFSET
1,1
COMMENTS
Empirical: column k has a 2^k order linear recurrence (verified through k=6)
Table starts
...2....3.....5.......8.......13.........21..........34...........55
...3....6....13......27.......57........119.........250..........523
...5...13....43.....124......377.......1109........3305.........9767
...8...27...124.....480.....1975.......7833.......31428.......125103
..13...57...377....1975....11385......61755......343035......1872913
..21..119..1109....7833....61755.....455509.....3437801.....25528515
..34..250..3305...31428...343035....3437801....35629548....360327392
..55..523..9767..125103..1872913...25528515...360327392...4963103592
..89.1097.28959..498825.10288475..190243099..3674032121..68795107993
.144.2297.85677.1985956.56225061.1412491505.37171418048.947461430557
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..611
EXAMPLE
Some solutions for 7X3
..1..1..1....0..0..0....1..1..0....1..1..0....0..0..0....0..0..1....0..0..0
..1..1..1....0..0..0....1..1..1....1..1..0....1..1..1....1..1..1....0..1..1
..0..0..1....0..0..1....1..1..1....0..0..0....1..1..1....1..1..1....0..1..1
..1..1..1....0..1..1....1..1..0....1..1..0....1..1..0....0..0..1....1..1..1
..1..1..1....1..1..0....0..0..0....1..1..0....1..1..0....0..1..1....1..1..1
..0..0..1....1..1..0....0..0..1....0..1..1....1..1..0....1..1..1....0..1..1
..1..1..0....1..1..1....1..1..1....1..1..1....1..1..1....1..1..0....0..1..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 03 2011
STATUS
approved