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| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 1013 |
| 3 | 16369 |
| 4 | 65519 |
| 5 | 67108837 |
| 6 | 1125899906842573 |
| 7 | 72057594037927879 |
| 8 | 1180591620717411303353 |
| 9 | 83076749736557242056487941267521419 |
[11,1013,16369,65519,67108837,1125899906842573, 72057594037927879,1180591620717411303353, 83076749736557242056487941267521419] |