OFFSET
1,2
COMMENTS
Table starts
.....0..........8.............112................1176....................10976
.....8.......1440...........85056.............4126368................182257536
...112......85056........24250368..........5750902944............1246566350496
..1176....4126368......5750902944.......6697695002208.........7142783643783792
.10976..182257536...1246566350496....7142783643783792.....37516051668350707200
.96040.7623445344.256330155581328.7232246139319438944.187171034679828236009184
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..84
FORMULA
Empirical for column k:
k=1: a(n) = 14*a(n-1) -49*a(n-2)
k=2: a(n) = 66*a(n-1) -1021*a(n-2) -2244*a(n-3) -1156*a(n-4) for n>5
k=3: [order 10] for n>11
k=4: [order 30] for n>31
EXAMPLE
Some solutions for n=2 k=4
..0..4..7..5. .0..2..6..2. .0..3..1..1. .0..0..4..7. .0..2..7..6
..0..4..2..1. .0..5..0..6. .0..6..5..1. .0..0..4..0. .4..2..4..0
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Mar 12 2016
STATUS
approved