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| n | a(n) |
|---|---|
| 1 | 15 |
| 2 | 115 |
| 3 | 150 |
| 4 | 215 |
| 5 | 315 |
| 6 | 415 |
| 7 | 515 |
| 8 | 615 |
| 9 | 715 |
| 10 | 815 |
| 11 | 915 |
| 12 | 1015 |
| 13 | 1115 |
| 14 | 1150 |
| 15 | 1215 |
| 16 | 1315 |
| 17 | 1415 |
| 18 | 1500 |
| 19 | 1615 |
| 20 | 1715 |
| 21 | 1815 |
| 22 | 1915 |
| 23 | 2015 |
| 24 | 2115 |
| 25 | 2150 |
| 26 | 2215 |
| 27 | 2315 |
| 28 | 2415 |
| 29 | 2515 |
| 30 | 2615 |
| 31 | 2715 |
| 32 | 2815 |
| 33 | 2915 |
| 34 | 3015 |
| 35 | 3115 |
| 36 | 3150 |
| 37 | 3215 |
| 38 | 3315 |
| 39 | 3415 |
[15,115,150,215,315,415,515,615,715,815,915,1015, 1115,1150,1215,1315,1415,1500,1615,1715,1815,1915, 2015,2115,2150,2215,2315,2415,2515,2615,2715,2815, 2915,3015,3115,3150,3215,3315,3415] |