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| n | a(n) |
|---|---|
| 1 | 57 |
| 2 | 157 |
| 3 | 257 |
| 4 | 357 |
| 5 | 457 |
| 6 | 557 |
| 7 | 570 |
| 8 | 657 |
| 9 | 757 |
| 10 | 857 |
| 11 | 957 |
| 12 | 1057 |
| 13 | 1157 |
| 14 | 1257 |
| 15 | 1357 |
| 16 | 1457 |
| 17 | 1557 |
| 18 | 1570 |
| 19 | 1657 |
| 20 | 1757 |
| 21 | 1857 |
| 22 | 1957 |
| 23 | 2057 |
| 24 | 2157 |
| 25 | 2257 |
| 26 | 2357 |
| 27 | 2457 |
| 28 | 2557 |
| 29 | 2570 |
| 30 | 2657 |
| 31 | 2757 |
| 32 | 2857 |
| 33 | 2957 |
| 34 | 3057 |
| 35 | 3157 |
| 36 | 3257 |
| 37 | 3357 |
| 38 | 3457 |
| 39 | 3557 |
[57,157,257,357,457,557,570,657,757,857,957,1057, 1157,1257,1357,1457,1557,1570,1657,1757,1857,1957, 2057,2157,2257,2357,2457,2557,2570,2657,2757,2857, 2957,3057,3157,3257,3357,3457,3557] |