n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 35 |
4 | 369 |
5 | 4655 |
6 | 63600 |
7 | 901971 |
8 | 13079255 |
9 | 192622052 |
10 | 2870671950 |
11 | 43191857688 |
12 | 654999700403 |
13 | 9999088822075 |
14 | 153511100594603 |
15 | 2368347037571252 |
16 | 36695016991712879 |
17 | 570694242129491412 |
18 | 8905339105809603405 |
19 | 139377733711832678648 |
20 | 2187263896664830239467 |
21 | 34408176607279501779592 |
[1,1,5,35,369,4655,63600,901971,13079255, 192622052,2870671950,43191857688,654999700403, 9999088822075,153511100594603,2368347037571252, 36695016991712879,570694242129491412, 8905339105809603405,139377733711832678648, 2187263896664830239467,34408176607279501779592] |