| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 7 |
| 3 | 23 |
| 4 | 389 |
| 5 | 409 |
| 6 | 1511 |
| 7 | 5309 |
| 8 | 7351 |
| 9 | 37223 |
| 10 | 142811 |
| 11 | 763271 |
| 12 | 8066923 |
| 13 | 9182389 |
| 14 | 10237391 |
| 15 | 24374033 |
| 16 | 70353383 |
| 17 | 128463691 |
| 18 | 334100083 |
| 19 | 358453847 |
| 20 | 610611193 |
[5,7,23,389,409,1511,5309,7351,37223,142811, 763271,8066923,9182389,10237391,24374033,70353383, 128463691,334100083,358453847,610611193] |