n | a(n) |
---|---|
1 | 5 |
2 | 20 |
3 | 206 |
4 | 54155 |
5 | 309771751363 |
6 | 2813362279226503905263636259 |
7 | 117782620520968191503190785913014275478335890027037842956986579 |
[5,20,206,54155,309771751363, 2813362279226503905263636259, 11778262052096819150319078591301427547833589002703\ 7842956986579] |