The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 87 |
| 3 | 2840 |
| 4 | 332529 |
| 5 | 115091431 |
| 6 | 108702736653 |
| 7 | 302778325808865 |
| 8 | 2471353666263112035 |
| 9 | 58118910922698278619927 |
| 10 | 3968246179910884317349374115 |
| 11 | 787645110600810210613646674667649 |
[5,87,2840,332529,115091431,108702736653, 302778325808865,2471353666263112035, 58118910922698278619927, 3968246179910884317349374115, 787645110600810210613646674667649] |