OFFSET
1,2
COMMENTS
Table starts
...1.......4........7.........10..........22..........43..........73
...4......28.......88........400........1936........8368.......38272
...7......88......281.......1859.......13246.......63807......397689
..10.....400.....1859......17260......295753.....2389384....22721738
..22....1936....13246.....295753.....9580528...150716451..3384231070
..43....8368....63807....2389384...150716451..2596400089.91098582570
..73...38272...397689...22721738..3384231070.91098582570
.139..176320..2438053..283516092.82763266524
.268..800512.13469845.2756716450
.487.3661312.81119250
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..83
EXAMPLE
Some solutions for 4X3
..0..0..0....2..2..0....0..1..1....2..2..0....0..2..2....3..3..0....0..1..1
..0..0..0....0..0..0....0..2..2....1..1..0....0..1..1....0..0..0....0..0..0
..0..0..0....1..2..3....0..0..0....0..0..0....0..2..2....3..2..1....2..0..2
..2..2..0....1..2..3....0..0..0....0..0..0....0..1..1....3..2..1....2..0..2
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 05 2011
STATUS
approved