Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 10 |
2 | 22 |
3 | 68 |
4 | 230 |
5 | 812 |
6 | 2940 |
7 | 10824 |
8 | 40326 |
9 | 151580 |
10 | 573716 |
11 | 2183480 |
12 | 8347612 |
13 | 32033848 |
14 | 123321400 |
15 | 476050320 |
16 | 1842020550 |
17 | 7142249340 |
18 | 27743985060 |
19 | 107946346200 |
20 | 420608639220 |
21 | 1641030105000 |
22 | 6410161959240 |
23 | 25066222437360 |
24 | 98115049503900 |
25 | 384391435902552 |
[1,10,22,68,230,812,2940,10824,40326,151580, 573716,2183480,8347612,32033848,123321400, 476050320,1842020550,7142249340,27743985060, 107946346200,420608639220,1641030105000, 6410161959240,25066222437360,98115049503900, 384391435902552] |