OFFSET
1,1
COMMENTS
Table starts
..........81............646..............5344..............44195
.........646..........14178............311730............6858445
........5344.........311730..........18257013.........1070374436
.......44195........6858445........1070374436.......167339492229
......365485......150878368.......62735788524.....26149356865336
.....3022484.....3319295436.....3677337022406...4086873166309438
....24995294....73023484028...215547981233289.638715674028172903
...206705746..1606497082565.12634446300216814
..1709412335.35342494847192
.14136474668
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..60
EXAMPLE
Some solutions for 4X3
..2..0..1....2..0..0....2..0..0....1..0..0....2..0..0....1..0..0....2..0..1
..0..1..1....1..1..2....1..1..0....2..2..2....2..1..0....1..0..2....2..2..2
..0..1..1....0..2..2....2..0..2....0..0..2....2..2..2....2..0..1....0..0..2
..2..0..1....2..2..1....1..1..1....2..0..2....1..2..1....2..2..0....0..2..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 10 2011
STATUS
approved