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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 7 |
| 5 | 11 |
| 6 | 19 |
| 7 | 43 |
| 8 | 67 |
| 9 | 139 |
| 10 | 211 |
| 11 | 283 |
| 12 | 499 |
| 13 | 1579 |
| 14 | 2659 |
| 15 | 3739 |
| 16 | 8059 |
| 17 | 12379 |
| 18 | 16699 |
| 19 | 21019 |
| 20 | 25339 |
| 21 | 38299 |
| 22 | 103099 |
| 23 | 167899 |
| 24 | 232699 |
| 25 | 491899 |
| 26 | 1787899 |
| 27 | 9563899 |
| 28 | 17339899 |
| 29 | 25115899 |
| 30 | 40667899 |
| 31 | 71771899 |
| 32 | 196187899 |
| 33 | 818267899 |
| 34 | 4550747899 |
| 35 | 15748187899 |
[2,3,5,7,11,19,43,67,139,211,283,499,1579,2659, 3739,8059,12379,16699,21019,25339,38299,103099, 167899,232699,491899,1787899,9563899,17339899, 25115899,40667899,71771899,196187899,818267899, 4550747899,15748187899] |