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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 131072 |
| 3 | 129140163 |
| 4 | 17179869184 |
| 5 | 762939453125 |
| 6 | 16926659444736 |
| 7 | 232630513987207 |
| 8 | 2251799813685248 |
| 9 | 16677181699666569 |
| 10 | 100000000000000000 |
| 11 | 505447028499293771 |
| 12 | 2218611106740436992 |
| 13 | 8650415919381337933 |
[0,1,131072,129140163,17179869184,762939453125, 16926659444736,232630513987207,2251799813685248, 16677181699666569,100000000000000000, 505447028499293771,2218611106740436992, 8650415919381337933] |