| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 17 |
| 5 | 23 |
| 6 | 31 |
| 7 | 73 |
| 8 | 97 |
| 9 | 127 |
| 10 | 167 |
| 11 | 191 |
| 12 | 797 |
| 13 | 1021 |
| 14 | 1153 |
| 15 | 1301 |
| 16 | 3313 |
| 17 | 9851 |
| 18 | 40099 |
| 19 | 206939 |
| 20 | 345953 |
| 21 | 444893 |
| 22 | 570181 |
| 23 | 2032409 |
| 24 | 10327297 |
| 25 | 15757649 |
| 26 | 40982701 |
| 27 | 69545527 |
| 28 | 281138239 |
| 29 | 657667789 |
| 30 | 1333640927 |
| 31 | 32173820179 |
| 32 | 48626519377 |
[2,3,5,17,23,31,73,97,127,167,191,797,1021,1153, 1301,3313,9851,40099,206939,345953,444893,570181, 2032409,10327297,15757649,40982701,69545527, 281138239,657667789,1333640927,32173820179, 48626519377] |