OFFSET
1,2
COMMENTS
Table starts
.......0......580......2366.....22236....118616.....891506....5489048.38326452
.....580....11354.....63504....739334...8499038...97501656.1029483706
....2366....63504....696596..17120960.281080458.5705992444
...22236...739334..17120960.658080772
..118616..8499038.281080458
..891506.97501656
.5489048
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..31
EXAMPLE
Some solutions for 4X3
..1..2..1....2..1..1....1..2..0....3..1..0....3..2..0....2..2..2....1..1..0
..0..2..2....0..0..0....1..3..0....3..2..3....0..2..3....1..1..1....1..2..1
..0..2..3....2..1..2....0..1..0....0..0..0....0..0..3....0..1..2....0..0..0
..0..2..3....3..1..1....0..3..0....2..0..0....0..0..0....3..2..1....1..3..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Feb 26 2011
STATUS
approved