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| n | a(n) |
|---|---|
| 0 | 15 |
| 1 | 120 |
| 2 | 225 |
| 3 | 330 |
| 4 | 435 |
| 5 | 540 |
| 6 | 645 |
| 7 | 750 |
| 8 | 855 |
| 9 | 960 |
| 10 | 1065 |
| 11 | 1170 |
| 12 | 1275 |
| 13 | 1380 |
| 14 | 1485 |
| 15 | 1590 |
| 16 | 1695 |
| 17 | 1800 |
| 18 | 1905 |
| 19 | 2010 |
| 20 | 2115 |
| 21 | 2220 |
| 22 | 2325 |
| 23 | 2430 |
| 24 | 2535 |
| 25 | 2640 |
| 26 | 2745 |
| 27 | 2850 |
| 28 | 2955 |
| 29 | 3060 |
| 30 | 3165 |
| 31 | 3270 |
| 32 | 3375 |
| 33 | 3480 |
| 34 | 3585 |
| 35 | 3690 |
| 36 | 3795 |
| 37 | 3900 |
| 38 | 4005 |
| 39 | 4110 |
| 40 | 4215 |
[15,120,225,330,435,540,645,750,855,960,1065,1170, 1275,1380,1485,1590,1695,1800,1905,2010,2115,2220, 2325,2430,2535,2640,2745,2850,2955,3060,3165,3270, 3375,3480,3585,3690,3795,3900,4005,4110,4215] |