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URL: https://oeis.org/A249530

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A249530
T(n,k)=Number of length n+5 0..k arrays with no six consecutive terms having five times any element equal to the sum of the remaining five.
14
62, 606, 122, 3492, 1572, 240, 13580, 12156, 4120, 472, 40950, 59720, 42400, 10834, 928, 104562, 217170, 263156, 147984, 28500, 1824, 235196, 655352, 1154444, 1161050, 516652, 74886, 3586, 480912, 1699092, 4116620, 6143828, 5126096
OFFSET
1,1
COMMENTS
Table starts
....62.....606......3492......13580........40950........104562.........235196
...122....1572.....12156......59720.......217170........655352........1699092
...240....4120.....42400.....263156......1154444.......4116620.......12297972
...472...10834....147984....1161050......6143828......25889916.......89105036
...928...28500....516652....5126096.....32715172.....162930700......645979544
..1824...74886...1804128...22639594....174242716....1025679026.....4684420552
..3586..196346...6301554...99998070....928056514....6457498056....33973205930
..7050..515066..22009836..441725882...4943294814...40657829724...246394508200
.13860.1352304..76884550.1951405680..26331473568..255999677748..1787038582186
.27248.3552428.268579888.8621117794.140263427946.1611927429578.12961135262872
LINKS
FORMULA
Empirical for column k:
k=1: a(n) = a(n-1) +a(n-2) +a(n-3) +a(n-4) +a(n-5)
k=2: [order 92]
Empirical for row n:
n=1: [linear recurrence of order 16; also a polynomial of degree 6 plus a quasipolynomial of degree 0 with period 60]
EXAMPLE
Some solutions for n=3 k=4
..1....1....0....1....0....1....1....0....1....0....0....1....0....0....1....1
..0....1....0....3....3....4....4....4....0....0....0....3....2....4....2....2
..1....4....0....3....0....0....1....0....3....3....1....0....0....4....3....0
..2....4....1....1....2....2....1....0....4....1....0....1....4....1....0....3
..2....0....3....1....0....1....0....0....2....1....1....1....1....4....2....4
..4....0....0....3....4....0....3....2....4....4....1....1....0....0....1....3
..2....1....1....2....0....2....3....2....2....3....1....1....1....1....1....3
..0....3....4....1....0....2....0....2....4....0....4....1....1....1....4....0
CROSSREFS
Column 1 is A135493(n+5)
Sequence in context: A209906 A362458 A069473 * A249531 A069966 A290285
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin, Oct 31 2014
STATUS
approved