| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 5 |
| 5 | 7 |
| 6 | 7 |
| 7 | 11 |
| 8 | 9 |
| 9 | 11 |
| 10 | 11 |
| 11 | 13 |
| 12 | 13 |
| 13 | 17 |
| 14 | 15 |
| 15 | 17 |
| 16 | 17 |
| 17 | 19 |
| 18 | 19 |
| 19 | 23 |
| 20 | 21 |
| 21 | 23 |
| 22 | 23 |
| 23 | 29 |
| 24 | 25 |
| 25 | 28 |
| 26 | 27 |
| 27 | 29 |
| 28 | 29 |
| 29 | 31 |
| 30 | 31 |
| 31 | 37 |
| 32 | 33 |
| 33 | 37 |
| 34 | 35 |
| 35 | 37 |
| 36 | 37 |
| 37 | 41 |
| 38 | 39 |
| 39 | 41 |
| 40 | 41 |
| 41 | 43 |
| 42 | 43 |
| 43 | 47 |
| 44 | 45 |
| 45 | 47 |
| 46 | 47 |
| 47 | 53 |
| 48 | 49 |
| 49 | 53 |
| 50 | 51 |
| 51 | 53 |
| 52 | 53 |
| 53 | 59 |
| 54 | 55 |
| 55 | 59 |
| 56 | 57 |
| 57 | 59 |
| 58 | 59 |
| 59 | 61 |
| 60 | 61 |
| 61 | 67 |
| 62 | 63 |
| 63 | 67 |
| 64 | 65 |
| 65 | 67 |
| 66 | 67 |
| 67 | 71 |
| 68 | 69 |
| 69 | 71 |
| 70 | 71 |
| 71 | 73 |
| 72 | 73 |
[2,3,5,5,7,7,11,9,11,11,13,13,17,15,17,17,19,19, 23,21,23,23,29,25,28,27,29,29,31,31,37,33,37,35, 37,37,41,39,41,41,43,43,47,45,47,47,53,49,53,51, 53,53,59,55,59,57,59,59,61,61,67,63,67,65,67,67, 71,69,71,71,73,73] |