| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 7 |
| 3 | 11 |
| 4 | 13 |
| 5 | 13 |
| 6 | 19 |
| 7 | 29 |
| 8 | 29 |
| 9 | 29 |
| 10 | 43 |
| 11 | 47 |
| 12 | 89 |
| 13 | 89 |
| 14 | 89 |
| 15 | 89 |
| 16 | 89 |
| 17 | 97 |
| 18 | 97 |
| 19 | 173 |
| 20 | 173 |
| 21 | 173 |
| 22 | 173 |
| 23 | 173 |
| 24 | 173 |
| 25 | 173 |
| 26 | 173 |
| 27 | 257 |
| 28 | 257 |
| 29 | 257 |
| 30 | 257 |
| 31 | 257 |
| 32 | 257 |
| 33 | 257 |
| 34 | 397 |
| 35 | 397 |
| 36 | 433 |
| 37 | 625 |
| 38 | 641 |
| 39 | 641 |
| 40 | 641 |
| 41 | 641 |
| 42 | 641 |
| 43 | 641 |
| 44 | 641 |
| 45 | 641 |
| 46 | 641 |
| 47 | 641 |
| 48 | 641 |
| 49 | 641 |
| 50 | 641 |
| 51 | 641 |
| 52 | 751 |
| 53 | 751 |
| 54 | 751 |
| 55 | 751 |
| 56 | 751 |
| 57 | 751 |
| 58 | 751 |
| 59 | 751 |
| 60 | 751 |
[1,7,11,13,13,19,29,29,29,43,47,89,89,89,89,89,97, 97,173,173,173,173,173,173,173,173,257,257,257, 257,257,257,257,397,397,433,625,641,641,641,641, 641,641,641,641,641,641,641,641,641,641,751,751, 751,751,751,751,751,751,751] |