|
|
A229010
|
|
Number of arrays of median of three adjacent elements of some length n+2 0..6 array, with no adjacent equal elements in the latter.
|
|
1
|
|
|
7, 47, 307, 1527, 6635, 27379, 111311, 456029, 1888383, 7880975, 33018001, 138469191, 580547651, 2432537637, 10187801775, 42657765711, 178601463643, 747785468741, 3131002111003, 13109964303805, 54894127263817
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
FORMULA
|
Empirical recurrence of order 95 (see link above).
|
|
EXAMPLE
|
Some solutions for n=4
..5....6....1....4....6....2....4....5....6....2....2....3....5....2....4....2
..6....3....2....3....3....6....3....5....1....2....6....2....4....1....0....5
..1....3....4....6....2....2....4....1....4....1....2....6....4....5....6....6
..3....2....5....5....2....6....2....3....4....3....3....2....2....4....3....5
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|