Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 6 |
3 | 16 |
4 | 31 |
5 | 96 |
6 | 301 |
7 | 801 |
8 | 2261 |
9 | 6746 |
10 | 19456 |
11 | 55751 |
12 | 162436 |
13 | 472621 |
14 | 1368341 |
15 | 3971361 |
16 | 11541726 |
17 | 33504416 |
18 | 97254351 |
19 | 282443176 |
20 | 820183901 |
21 | 2381405001 |
22 | 6915014781 |
23 | 20080097266 |
24 | 58307232656 |
25 | 169309052471 |
26 | 491636470476 |
[1,6,16,31,96,301,801,2261,6746,19456,55751, 162436,472621,1368341,3971361,11541726,33504416, 97254351,282443176,820183901,2381405001, 6915014781,20080097266,58307232656,169309052471, 491636470476] |