OFFSET
1,2
COMMENTS
Table starts
...1.....4......7......10......22......43.......73....139...268.487
...4....16.....43.....128.....416....1287.....3996..12594.39539
...7....43....133....1326....4583...28498...146315.714260
..10...128...1326...16704..124568.1260440.12593728
..22...416...4583..124568.1150368
..43..1287..28498.1260440
..73..3996.146315
.139.12594
.268
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..49
EXAMPLE
Some solutions for 4X3
..3..0..1....0..1..0....0..0..0....2..0..0....0..3..3....3..3..0....2..0..0
..3..2..1....3..0..2....0..0..1....2..2..0....3..0..0....0..0..0....0..2..0
..2..2..2....2..2..2....3..0..1....2..3..2....0..0..1....0..1..0....3..0..1
..2..0..2....0..2..0....3..0..0....3..0..2....1..1..0....0..0..1....3..0..1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 05 2011
STATUS
approved