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| n | a(n) |
|---|---|
| 1 | 49 |
| 2 | 3839 |
| 3 | 253825 |
| 4 | 16187585 |
| 5 | 1035156707 |
| 6 | 66220959971 |
| 7 | 4236306950287 |
| 8 | 271005420795533 |
| 9 | 17336767848485223 |
| 10 | 1109068372629093745 |
| 11 | 70949364820791381147 |
| 12 | 4538775509557133929359 |
| 13 | 290354722371972160509315 |
[49,3839,253825,16187585,1035156707,66220959971, 4236306950287,271005420795533,17336767848485223, 1109068372629093745,70949364820791381147, 4538775509557133929359,290354722371972160509315] |