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| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 31 |
| 3 | 41 |
| 4 | 61 |
| 5 | 71 |
| 6 | 101 |
| 7 | 131 |
| 8 | 151 |
| 9 | 181 |
| 10 | 251 |
| 11 | 311 |
| 12 | 401 |
| 13 | 491 |
| 14 | 541 |
| 15 | 571 |
| 16 | 601 |
| 17 | 631 |
| 18 | 701 |
| 19 | 761 |
| 20 | 941 |
| 21 | 971 |
| 22 | 1531 |
| 23 | 1811 |
| 24 | 2311 |
| 25 | 2411 |
| 26 | 2731 |
| 27 | 3331 |
[11,31,41,61,71,101,131,151,181,251,311,401,491, 541,571,601,631,701,761,941,971,1531,1811,2311, 2411,2731,3331] |