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| n | a(n) |
|---|---|
| 1 | 12 |
| 2 | 24 |
| 3 | 37 |
| 4 | 60 |
| 5 | 62 |
| 6 | 84 |
| 7 | 87 |
| 8 | 112 |
| 9 | 122 |
| 10 | 137 |
| 11 | 144 |
| 12 | 162 |
| 13 | 171 |
| 14 | 180 |
| 15 | 181 |
| 16 | 187 |
| 17 | 212 |
| 18 | 237 |
| 19 | 253 |
| 20 | 262 |
| 21 | 264 |
| 22 | 269 |
| 23 | 287 |
| 24 | 312 |
| 25 | 318 |
| 26 | 337 |
| 27 | 362 |
| 28 | 387 |
| 29 | 412 |
| 30 | 416 |
| 31 | 420 |
| 32 | 422 |
| 33 | 423 |
| 34 | 433 |
| 35 | 437 |
| 36 | 462 |
| 37 | 465 |
| 38 | 480 |
| 39 | 487 |
| 40 | 512 |
| 41 | 537 |
| 42 | 541 |
| 43 | 544 |
| 44 | 562 |
| 45 | 563 |
| 46 | 587 |
| 47 | 591 |
| 48 | 612 |
| 49 | 637 |
| 50 | 662 |
| 51 | 665 |
| 52 | 684 |
| 53 | 687 |
[12,24,37,60,62,84,87,112,122,137,144,162,171,180, 181,187,212,237,253,262,264,269,287,312,318,337, 362,387,412,416,420,422,423,433,437,462,465,480, 487,512,537,541,544,562,563,587,591,612,637,662, 665,684,687] |