n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 5 |
4 | 16 |
5 | 67 |
6 | 364 |
7 | 2445 |
8 | 19296 |
9 | 173015 |
10 | 1728604 |
11 | 19011049 |
12 | 228124384 |
13 | 2965598547 |
14 | 41518338684 |
15 | 622774990133 |
16 | 9964399645504 |
17 | 169394793547567 |
18 | 3049106282938684 |
19 | 57933019373868897 |
20 | 1158660387473183616 |
21 | 24331868136927943019 |
22 | 535301099012395872028 |
[1,2,5,16,67,364,2445,19296,173015,1728604, 19011049,228124384,2965598547,41518338684, 622774990133,9964399645504,169394793547567, 3049106282938684,57933019373868897, 1158660387473183616,24331868136927943019, 535301099012395872028] |