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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 5 |
| 3 | 43 |
| 4 | 54 |
| 5 | 38161 |
| 6 | 61836 |
| 7 | 83616 |
| 8 | 346978 |
| 9 | 653019 |
| 10 | 950049 |
| 11 | 8647553 |
| 12 | 9534263 |
| 13 | 8167822281 |
| 14 | 9007920990 |
| 15 | 9209900790 |
| 16 | 9950000499 |
| 17 | 4737445289219 |
| 18 | 4990568257185 |
| 19 | 5009431742812 |
| 20 | 5262554710778 |
| 21 | 8373808925583 |
[2,5,43,54,38161,61836,83616,346978,653019,950049, 8647553,9534263,8167822281,9007920990,9209900790, 9950000499,4737445289219,4990568257185, 5009431742812,5262554710778,8373808925583] |