OFFSET
1,1
COMMENTS
Table starts
....30....190......860.......2640........6730........14730.........29060
....58....464.....2948......11260.......35322........91160........207760
...112...1140....10124......48180......185982.......565516.......1488294
...216...2802....34832.....206428......980718......3512232......10671554
...416...6872...119932.....884728.....5174842.....21824440......76550058
...802..16800...412972....3791504....27309702....135637752.....549183692
..1546..41084..1422232...16249428...144140836....843025344....3940066010
..2980.100590..4898776...69646680...760833398...5239822940...28268238072
..5744.246378.16874830..298527530..4016197550..32568952752..202814997034
.11072.603406.58131580.1279613894.21200828116.202440565098.1455140474848
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..2019
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) +a(n-2) +a(n-3) +a(n-4)
k=2: [order 37]
Empirical for row n:
n=1: [linear recurrence of order 11; also a polynomial of degree 5 plus a constant quasipolynomial with period 12]
EXAMPLE
Some solutions for n=3 k=4
..0....2....0....1....2....3....2....3....3....3....4....3....4....4....2....3
..0....0....1....0....0....0....4....0....0....4....3....4....3....2....4....2
..2....0....2....2....1....4....3....0....0....4....4....0....2....0....1....2
..3....0....3....0....1....0....2....4....3....3....1....3....3....0....4....0
..3....2....0....3....2....3....0....0....4....4....2....4....0....2....1....1
..3....2....0....1....0....4....0....3....2....3....4....2....0....2....3....2
..3....4....0....2....3....1....4....2....3....3....0....4....2....4....2....1
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Oct 29 2014
STATUS
approved