OFFSET
1,2
COMMENTS
Table starts
........0.......175........609........3593.......15055.......76263......353985
......175......1969.......6512.......44512......319792.....2142214....13328138
......609......6512......46764......602024.....5254072....56472058...533853394
.....3593.....44512.....602024....10014852...139898890..2183222530.33876667824
....15055....319792....5254072...139898890..2868461180.72355701549
....76263...2142214...56472058..2183222530.72355701549
...353985..13328138..533853394.33876667824
..1729733..88129302.5585054046
..8225815.580578920
.39664199
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..59
EXAMPLE
Some solutions for 4X3
..0..2..2....1..1..0....1..2..2....2..2..0....0..1..1....0..0..0....2..1..1
..2..2..0....1..2..1....1..1..2....2..2..0....0..1..2....0..0..1....0..0..0
..0..1..1....0..1..1....1..0..2....1..2..1....0..0..1....2..2..2....2..2..2
..0..2..2....0..2..2....0..0..0....1..2..1....0..0..2....2..1..0....2..1..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 09 2011
STATUS
approved