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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 25 |
| 5 | 45 |
| 6 | 49 |
| 7 | 40131 |
| 8 | 50575 |
| 9 | 79625 |
| 10 | 1486485 |
| 11 | 1872507 |
| 12 | 3403125 |
[1,3,5,25,45,49,40131,50575,79625,1486485,1872507, 3403125] |