Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 23 |
3 | 105 |
4 | 484 |
5 | 2267 |
6 | 10821 |
7 | 52705 |
8 | 262010 |
9 | 1328768 |
10 | 6867266 |
11 | 36115455 |
12 | 192954358 |
13 | 1045481465 |
14 | 5735154907 |
15 | 31802349105 |
16 | 178010615678 |
17 | 1004542994462 |
18 | 5709066033900 |
19 | 32646940202200 |
20 | 187701954810320 |
[1,5,23,105,484,2267,10821,52705,262010,1328768, 6867266,36115455,192954358,1045481465,5735154907, 31802349105,178010615678,1004542994462, 5709066033900,32646940202200,187701954810320] |