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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 7 |
| 3 | 13 |
| 4 | 31 |
| 5 | 127 |
| 6 | 307 |
| 7 | 1093 |
| 8 | 1723 |
| 9 | 2801 |
| 10 | 3541 |
| 11 | 5113 |
| 12 | 8011 |
| 13 | 8191 |
| 14 | 10303 |
| 15 | 17293 |
| 16 | 19531 |
| 17 | 28057 |
| 18 | 30103 |
| 19 | 30941 |
| 20 | 86143 |
| 21 | 88741 |
| 22 | 131071 |
| 23 | 147073 |
| 24 | 292561 |
| 25 | 459007 |
| 26 | 492103 |
| 27 | 524287 |
| 28 | 552793 |
| 29 | 579883 |
| 30 | 598303 |
| 31 | 684757 |
| 32 | 704761 |
| 33 | 732541 |
| 34 | 735307 |
| 35 | 797161 |
| 36 | 830833 |
| 37 | 1191373 |
[3,7,13,31,127,307,1093,1723,2801,3541,5113,8011, 8191,10303,17293,19531,28057,30103,30941,86143, 88741,131071,147073,292561,459007,492103,524287, 552793,579883,598303,684757,704761,732541,735307, 797161,830833,1191373] |