| n | a(n) |
|---|---|
| 1 | 19 |
| 2 | 31 |
| 3 | 43 |
| 4 | 47 |
| 5 | 61 |
| 6 | 67 |
| 7 | 71 |
| 8 | 79 |
| 9 | 101 |
| 10 | 137 |
| 11 | 139 |
| 12 | 149 |
| 13 | 193 |
| 14 | 223 |
| 15 | 241 |
| 16 | 251 |
| 17 | 263 |
| 18 | 277 |
| 19 | 307 |
| 20 | 311 |
| 21 | 349 |
| 22 | 353 |
| 23 | 359 |
| 24 | 373 |
| 25 | 379 |
| 26 | 419 |
| 27 | 433 |
| 28 | 461 |
| 29 | 463 |
| 30 | 491 |
| 31 | 509 |
| 32 | 541 |
| 33 | 563 |
| 34 | 571 |
| 35 | 577 |
| 36 | 587 |
| 37 | 619 |
| 38 | 677 |
| 39 | 691 |
| 40 | 709 |
| 41 | 739 |
| 42 | 751 |
| 43 | 761 |
| 44 | 769 |
| 45 | 773 |
| 46 | 811 |
| 47 | 821 |
| 48 | 877 |
| 49 | 887 |
| 50 | 907 |
| 51 | 929 |
| 52 | 941 |
| 53 | 967 |
| 54 | 971 |
| 55 | 983 |
[19,31,43,47,61,67,71,79,101,137,139,149,193,223, 241,251,263,277,307,311,349,353,359,373,379,419, 433,461,463,491,509,541,563,571,577,587,619,677, 691,709,739,751,761,769,773,811,821,877,887,907, 929,941,967,971,983] |