n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 6 |
3 | 22 |
4 | 95 |
5 | 470 |
6 | 2618 |
7 | 16159 |
8 | 109177 |
9 | 799959 |
10 | 6309111 |
11 | 53230208 |
12 | 477941835 |
13 | 4546562149 |
14 | 45646689381 |
15 | 482052312792 |
16 | 5338922526947 |
17 | 61851205026759 |
18 | 747755335385701 |
19 | 9413952961001366 |
20 | 123184994320876476 |
21 | 1672494478592315483 |
22 | 23523730530581660635 |
[1,2,6,22,95,470,2618,16159,109177,799959,6309111, 53230208,477941835,4546562149,45646689381, 482052312792,5338922526947,61851205026759, 747755335385701,9413952961001366, 123184994320876476,1672494478592315483, 23523730530581660635] |