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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 12 |
| 3 | 52 |
| 4 | 57 |
| 5 | 62 |
| 6 | 67 |
| 7 | 72 |
| 8 | 252 |
| 9 | 282 |
| 10 | 312 |
| 11 | 342 |
| 12 | 372 |
| 13 | 1252 |
| 14 | 1277 |
| 15 | 1302 |
| 16 | 1327 |
| 17 | 1352 |
| 18 | 1382 |
| 19 | 1407 |
| 20 | 1432 |
| 21 | 1457 |
| 22 | 1482 |
| 23 | 1512 |
| 24 | 1537 |
| 25 | 1562 |
| 26 | 1587 |
| 27 | 1612 |
| 28 | 1642 |
| 29 | 1667 |
| 30 | 1692 |
| 31 | 1717 |
| 32 | 1742 |
| 33 | 1772 |
| 34 | 1797 |
| 35 | 1822 |
| 36 | 1847 |
| 37 | 1872 |
| 38 | 6252 |
| 39 | 6402 |
| 40 | 6552 |
[2,12,52,57,62,67,72,252,282,312,342,372,1252, 1277,1302,1327,1352,1382,1407,1432,1457,1482,1512, 1537,1562,1587,1612,1642,1667,1692,1717,1742,1772, 1797,1822,1847,1872,6252,6402,6552] |