OFFSET
1,1
COMMENTS
Table starts
...........192................2472.....................31800
..........2472..............108624...................4760784
.........31800.............4760784.................710460576
........409128...........208772880..............106093597920
.......5263608..........9154058448............15840740585184
......67718760........401390133264..........2365244332190880
.....871232952......17600152230096........353161421431958880
...11208812712.....771732813754128......52731638795200916256
..144206530680...33838983410458320....7873523002759947918432
.1855283342568.1483773801471835152.1175620025708806400583456
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..112
EXAMPLE
Some solutions for 4X3
..0..2..0....0..2..0....0..2..2....0..2..0....0..2..2....0..2..0....0..2..0
..2..0..2....2..3..3....2..3..2....3..1..3....2..0..3....3..1..1....2..3..1
..0..3..3....1..2..0....1..1..2....3..2..2....1..1..3....3..2..0....1..3..2
..1..1..2....0..3..2....0..2..2....0..3..0....0..1..2....0..2..2....0..3..3
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Jan 06 2011
STATUS
approved