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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 313 |
| 3 | 2207 |
| 4 | 28251 |
| 5 | 316549 |
| 6 | 3512756 |
| 7 | 39628005 |
| 8 | 447041946 |
| 9 | 5016259480 |
| 10 | 56474020081 |
| 11 | 635371155997 |
| 12 | 7145913774394 |
| 13 | 80393942132258 |
| 14 | 904388090680474 |
| 15 | 10173559797380479 |
| 16 | 114447387287786722 |
| 17 | 1287461108079193254 |
[3,313,2207,28251,316549,3512756,39628005, 447041946,5016259480,56474020081,635371155997, 7145913774394,80393942132258,904388090680474, 10173559797380479,114447387287786722, 1287461108079193254] |