|
|
A249231
|
|
Number of length n+5 0..6 arrays with no six consecutive terms having two times the sum of any two elements equal to the sum of the remaining four
|
|
1
|
|
|
81402, 400152, 1974784, 9772492, 48456384, 240606388, 1195936390, 5953728172, 29645835078, 147647019270, 735475715394, 3664294879296, 18259360405130, 91013602227502, 453682441490706, 2261613670033096, 11274675154790034
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=1
..5....5....3....1....4....1....0....3....2....0....2....5....0....4....2....2
..2....6....0....4....4....4....3....2....6....2....6....0....2....3....4....1
..0....6....5....4....2....0....5....4....3....2....6....6....1....0....3....0
..0....5....1....3....6....2....5....3....5....6....1....5....1....5....6....2
..1....5....4....5....6....2....5....1....5....1....4....6....0....3....3....2
..5....4....0....5....3....2....1....1....1....0....0....1....1....1....1....6
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|