OFFSET
1,1
COMMENTS
Table starts
.........31............216...............1500..................10428
........216...........3552..............57966.................948164
.......1500..........57966............2214457...............84888699
......10428.........948164...........84888699.............7635071835
......72468.......15497634.........3250564943...........685721542209
.....503676......253372446.......124516635830.........61615880574766
....3500532.....4142036148......4769141272937.......5535599672278525
...24329052....67714639662....182672398106924.....497350558783784298
..169088148..1106996131802...6996783566736966...44683911579501412754
.1175174460.18097205612196.267994941652776449.4014608234358287116731
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..144
EXAMPLE
Some solutions for 4X3
..0..2..2....2..0..2....1..0..0....1..1..2....1..0..0....0..2..2....1..1..2
..0..1..0....2..1..0....0..0..1....0..0..0....2..0..2....1..2..1....1..0..0
..0..0..1....2..2..2....2..0..2....0..2..1....1..0..0....2..2..0....1..1..2
..2..0..1....1..1..0....0..0..0....0..0..2....0..1..1....1..1..0....1..2..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 07 2011
STATUS
approved