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| n | a(n) |
|---|---|
| 1 | 15 |
| 2 | 75 |
| 3 | 105 |
| 4 | 119 |
| 5 | 165 |
| 6 | 255 |
| 7 | 375 |
| 8 | 649 |
| 9 | 1189 |
| 10 | 1635 |
| 11 | 1763 |
| 12 | 1785 |
| 13 | 1875 |
| 14 | 2233 |
| 15 | 2625 |
| 16 | 3599 |
| 17 | 3815 |
| 18 | 4125 |
| 19 | 4187 |
| 20 | 5475 |
| 21 | 5559 |
| 22 | 5887 |
| 23 | 6375 |
| 24 | 6601 |
| 25 | 6681 |
| 26 | 7905 |
| 27 | 8175 |
| 28 | 9265 |
| 29 | 9375 |
| 30 | 9471 |
| 31 | 11175 |
| 32 | 11767 |
| 33 | 11977 |
| 34 | 12095 |
| 35 | 12403 |
| 36 | 12685 |
| 37 | 12871 |
| 38 | 13601 |
| 39 | 14041 |
| 40 | 14279 |
| 41 | 15051 |
| 42 | 16109 |
| 43 | 16359 |
[15,75,105,119,165,255,375,649,1189,1635,1763, 1785,1875,2233,2625,3599,3815,4125,4187,5475,5559, 5887,6375,6601,6681,7905,8175,9265,9375,9471, 11175,11767,11977,12095,12403,12685,12871,13601, 14041,14279,15051,16109,16359] |