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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 79 |
| 3 | 1170 |
| 4 | 17991 |
| 5 | 260917 |
| 6 | 3964286 |
| 7 | 61513749 |
| 8 | 932035559 |
| 9 | 14154918386 |
| 10 | 215575583089 |
| 11 | 3280040161825 |
| 12 | 49908649333492 |
| 13 | 759419186812363 |
| 14 | 11555623785446115 |
| 15 | 175836452139467978 |
| 16 | 2675566091089841463 |
[5,79,1170,17991,260917,3964286,61513749, 932035559,14154918386,215575583089,3280040161825, 49908649333492,759419186812363,11555623785446115, 175836452139467978,2675566091089841463] |