|
| |
|
|
A204212
|
|
Number of length n+1 nonnegative integer arrays starting and ending with 0 with adjacent elements differing by no more than 7
|
|
1
|
|
|
|
1, 8, 64, 652, 7120, 82440, 991152, 12262470, 155072356, 1995610260, 26048900628, 344054761656, 4589736845308, 61750810543324, 836935922008844, 11416462124627925, 156613134014878257, 2159264087976308543
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
COMMENTS
|
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
Some solutions for n=5
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
..4....2....7....4....7....6....4....6....4....4....2....4....6....3....1....4
..6....0....9....7....9....6....0....4....3....4....6....5....6....9....6...10
..6....2...14....7...12....8....7....2....4....8....2....8....4....5....2...12
..5....7....7....7....6....1....2....7....4....6....4....5....4....2....5....5
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
