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| n | a(n) |
|---|---|
| 1 | 5 |
| 2 | 7 |
| 3 | 17 |
| 4 | 41 |
| 5 | 175 |
| 6 | 14621 |
| 7 | 14711 |
| 8 | 25775 |
| 9 | 49591 |
| 10 | 120767 |
| 11 | 204809 |
| 12 | 655327 |
| 13 | 2007631 |
[5,7,17,41,175,14621,14711,25775,49591,120767, 204809,655327,2007631] |