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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 9 |
| 5 | 65 |
| 6 | 71 |
| 7 | 225 |
| 8 | 269 |
| 9 | 651 |
| 10 | 843 |
| 11 | 1971 |
| 12 | 4851 |
| 13 | 13667 |
| 14 | 13961 |
| 15 | 33309 |
| 16 | 168111 |
[1,3,5,9,65,71,225,269,651,843,1971,4851,13667, 13961,33309,168111] |