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| n | a(n) |
|---|---|
| 1 | 16383 |
| 2 | 134193153 |
| 3 | 13059888663 |
| 4 | 549655154688 |
| 5 | 4999694820123 |
| 6 | 106973548038633 |
| 7 | 264555442913583 |
| 8 | 2251387513602048 |
| 9 | 6940560290953383 |
| 10 | 40952500271627493 |
| 11 | 56558559305400519 |
| 12 | 438163652766240768 |
| 13 | 413500239275072043 |
| 14 | 2166973632905158353 |
| 15 | 3985561722504070803 |
[16383,134193153,13059888663,549655154688, 4999694820123,106973548038633,264555442913583, 2251387513602048,6940560290953383, 40952500271627493,56558559305400519, 438163652766240768,413500239275072043, 2166973632905158353,3985561722504070803] |