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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 5 |
| 3 | 29 |
| 4 | 41 |
| 5 | 137 |
| 6 | 179 |
| 7 | 191 |
| 8 | 197 |
| 9 | 227 |
| 10 | 269 |
| 11 | 281 |
| 12 | 311 |
| 13 | 461 |
| 14 | 641 |
| 15 | 809 |
| 16 | 821 |
| 17 | 827 |
| 18 | 881 |
| 19 | 1019 |
| 20 | 1031 |
| 21 | 1091 |
| 22 | 1277 |
| 23 | 1301 |
| 24 | 1451 |
| 25 | 1619 |
| 26 | 1721 |
| 27 | 1871 |
| 28 | 2027 |
| 29 | 2081 |
| 30 | 2087 |
| 31 | 2111 |
| 32 | 2267 |
| 33 | 2339 |
| 34 | 2591 |
| 35 | 2711 |
| 36 | 2801 |
| 37 | 2999 |
| 38 | 3167 |
| 39 | 3251 |
| 40 | 3257 |
| 41 | 3329 |
| 42 | 3527 |
| 43 | 3581 |
| 44 | 3671 |
| 45 | 3851 |
| 46 | 4001 |
| 47 | 4049 |
| 48 | 4157 |
| 49 | 4229 |
| 50 | 4241 |
| 51 | 4337 |
| 52 | 4421 |
| 53 | 4481 |
[3,5,29,41,137,179,191,197,227,269,281,311,461, 641,809,821,827,881,1019,1031,1091,1277,1301,1451, 1619,1721,1871,2027,2081,2087,2111,2267,2339,2591, 2711,2801,2999,3167,3251,3257,3329,3527,3581,3671, 3851,4001,4049,4157,4229,4241,4337,4421,4481] |