|
| |
|
|
A249979
|
|
Number of length n+1 0..2*5 arrays with the sum of the absolute values of adjacent differences equal to n*5
|
|
1
|
|
|
|
12, 90, 728, 6252, 55372, 508902, 4598532, 43752328, 399919272, 3872197278, 35715136808, 349291390860, 3244120777620, 31938382591862, 298193263675024, 2949970866347064, 27653133418970008, 274591500744039956
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
Some solutions for n=5
..4....7....3....8...10....8....7....4....7....8....0....4....8....5....7....9
..9....3....6...10....3....5...10....3....0....3....1....7....2....2....2....3
..2....7....3....2....4...10....7....1....7....9....9....3....6....9...10...10
..9....9....0....8...10....3....1...10....4....2....9....0....0....3....2....1
..4....0....9....1....3....9....8....3....9....5....1...10....1....6....1....2
..5....6....2....3....7....5....2....9....6....1....9....5....9....0....4....0
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
