n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 3 |
4 | 11 |
5 | 55 |
6 | 337 |
7 | 2469 |
8 | 21021 |
9 | 204083 |
10 | 2225455 |
11 | 26933707 |
12 | 358263257 |
13 | 5195425937 |
14 | 81580864601 |
15 | 1379021735147 |
16 | 24967860141019 |
17 | 482069363651759 |
18 | 9887244178274137 |
19 | 214678344941548789 |
20 | 4919465708844154821 |
21 | 118650412290960022299 |
22 | 3004435409327455196783 |
[1,1,3,11,55,337,2469,21021,204083,2225455, 26933707,358263257,5195425937,81580864601, 1379021735147,24967860141019,482069363651759, 9887244178274137,214678344941548789, 4919465708844154821,118650412290960022299, 3004435409327455196783] |