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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 11 |
| 6 | 15 |
| 7 | 77 |
| 8 | 101 |
| 9 | 135 |
| 10 | 231 |
| 11 | 297 |
| 12 | 385 |
| 13 | 627 |
| 14 | 1255 |
| 15 | 1575 |
| 16 | 4565 |
| 17 | 8349 |
| 18 | 10143 |
| 19 | 14883 |
| 20 | 17977 |
| 21 | 21637 |
| 22 | 26015 |
| 23 | 31185 |
| 24 | 44583 |
| 25 | 63261 |
| 26 | 75175 |
| 27 | 147273 |
| 28 | 173525 |
| 29 | 239943 |
| 30 | 281589 |
| 31 | 329931 |
| 32 | 386155 |
| 33 | 526823 |
| 34 | 966467 |
| 35 | 1121505 |
| 36 | 1505499 |
| 37 | 2679689 |
| 38 | 3087735 |
[1,3,5,7,11,15,77,101,135,231,297,385,627,1255, 1575,4565,8349,10143,14883,17977,21637,26015, 31185,44583,63261,75175,147273,173525,239943, 281589,329931,386155,526823,966467,1121505, 1505499,2679689,3087735] |