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| n | a(n) |
|---|---|
| 1 | 21 |
| 2 | 29 |
| 3 | 102 |
| 4 | 110 |
| 5 | 183 |
| 6 | 189 |
| 7 | 261 |
| 8 | 272 |
| 9 | 345 |
| 10 | 353 |
| 11 | 426 |
| 12 | 434 |
| 13 | 507 |
| 14 | 515 |
| 15 | 588 |
| 16 | 596 |
| 17 | 669 |
| 18 | 677 |
| 19 | 750 |
| 20 | 758 |
| 21 | 831 |
| 22 | 839 |
| 23 | 912 |
| 24 | 918 |
| 25 | 990 |
| 26 | 1001 |
| 27 | 1074 |
| 28 | 1082 |
| 29 | 1155 |
| 30 | 1163 |
| 31 | 1236 |
| 32 | 1244 |
| 33 | 1317 |
| 34 | 1325 |
| 35 | 1398 |
| 36 | 1406 |
| 37 | 1479 |
| 38 | 1487 |
| 39 | 1560 |
| 40 | 1568 |
| 41 | 1641 |
| 42 | 1647 |
[21,29,102,110,183,189,261,272,345,353,426,434, 507,515,588,596,669,677,750,758,831,839,912,918, 990,1001,1074,1082,1155,1163,1236,1244,1317,1325, 1398,1406,1479,1487,1560,1568,1641,1647] |