OFFSET
1,8
COMMENTS
Table starts
....0........0............0..............1................2................9
....0........0...........15............222.............2348............21302
....0.......15..........788..........20274...........415198..........7506237
....1......222........20274........1047790.........43973846.......1638451216
....2.....2348.......415198.......43973846.......3802506340.....292789164101
....9....21302......7506237.....1638451216.....292789164101...46670265882656
...34...176125....125467047....56602534187...20928606452792.6910403433332994
..124..1370378...1986983748..1855013487412.1420117779715304
..432.10206549..30245976536.58477471703834
.1464.73563740.446674283782
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..83
FORMULA
Empirical for column k:
k=1: a(n) = 6*a(n-1) -6*a(n-2) -16*a(n-3) +12*a(n-4) +24*a(n-5) +8*a(n-6) for n>10
k=2: [order 12]
k=3: [order 36] for n>38
EXAMPLE
Some solutions for n=3 k=4
..0..0..1..2. .0..1..2..1. .0..0..1..1. .0..1..0..2. .0..0..0..1
..1..0..2..0. .2..1..2..0. .2..0..2..2. .1..1..0..1. .2..2..2..1
..2..0..2..0. .0..2..2..2. .2..2..1..0. .0..2..0..1. .1..1..0..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Dec 31 2016
STATUS
approved