OFFSET
1,1
COMMENTS
Table starts
......32......88.....242.....748....2312....7684...25538...89044..310472
......88.....204.....491....1347....3781...11541...35771..117321..389053
.....242.....491....1052....2597....6650...18701...53948..165929..520322
.....748....1347....2597....5802...13603...35256...94469..271176..798403
....2312....3781....6650...13603...29432...70867..177386..477919.1325792
....7684...11541...18701...35256...70867..159318..374381..950430.2493379
...25538...35771...53948...94469..177386..374381..829724.1994441.4970738
...89044..117321..165929..271176..477919..950430.1994441.4552710
..310472..389053..520322..798403.1325792.2493379.4970738
.1119748.1343649.1709981.2473212.3881491.6918426
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..127
FORMULA
Empirical, for every row and column: a(n)=8*a(n-1)+16*a(n-2)-268*a(n-3)+189*a(n-4)+3388*a(n-5)-5824*a(n-6)-20048*a(n-7)+49756*a(n-8)+52752*a(n-9)-196896*a(n-10)-24192*a(n-11)+369216*a(n-12)-131328*a(n-13)-262656*a(n-14)+165888*a(n-15)
EXAMPLE
Some solutions for 5X4
..1..3..0..3....1..2..1..3....0..3..0..2....2..2..1..1....1..2..2..2
..0..3..1..3....2..1..2..0....3..0..3..1....1..1..2..2....2..2..1..2
..3..1..2..1....2..1..2..2....2..1..2..0....2..2..1..1....2..1..3..1
..2..1..3..1....0..3..0..2....1..2..1..3....0..2..1..3....1..3..0..3
..1..3..0..3....1..2..1..3....0..3..0..2....3..1..2..0....0..3..1..3
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 08 2011
STATUS
approved