OFFSET
1,1
COMMENTS
Table starts
.......69.........516...........3843.............28602...............212850
......516........9207.........161631...........2826144.............49366557
.....3843......161631........6566460.........263929692..........10572386472
....28602.....2826144......263929692.......24157113543........2194611652359
...212850....49366557....10572386472.....2194611652359......449708506898208
..1583955...862112943...423046102605...198813266559054....91647618370398336
.11787201.15054585588.16922003634471.17991495416997300.18633171647248503816
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..199
FORMULA
Empirical for column k:
k=1: a(n) = 9*a(n-1) -12*a(n-2) +3*a(n-3)
k=2: a(n) = 23*a(n-1) -102*a(n-2) +93*a(n-3) -9*a(n-4)
k=3: [order 13]
k=4: [order 28]
k=5: [order 92]
EXAMPLE
Some solutions for n=2 k=4
..0..1..0..0..1....0..1..1..0..2....0..2..0..0..0....0..1..0..0..2
..0..0..0..0..1....0..1..0..2..1....0..2..0..0..2....0..0..0..2..1
..0..0..1..1..0....0..1..1..2..2....0..2..0..2..2....0..2..2..1..2
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Dec 31 2013
STATUS
approved