n | a(n) |
---|---|
1 | 20 |
2 | 258 |
3 | 2607 |
4 | 23156 |
5 | 193573 |
6 | 1552272 |
7 | 12111209 |
8 | 92571436 |
9 | 696659613 |
10 | 5178525870 |
11 | 38112289517 |
12 | 278191828634 |
13 | 2016589831189 |
14 | 14532118028260 |
15 | 104191269908219 |
16 | 743719988895596 |
17 | 5288057396240333 |
18 | 37470071363668612 |
19 | 264689231027772351 |
[20,258,2607,23156,193573,1552272,12111209, 92571436,696659613,5178525870,38112289517, 278191828634,2016589831189,14532118028260, 104191269908219,743719988895596,5288057396240333, 37470071363668612,264689231027772351] |