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| n | a(n) |
|---|---|
| 1 | 3750 |
| 2 | 75000 |
| 3 | 150000 |
| 4 | 232500 |
| 5 | 241875 |
| 6 | 326625 |
| 7 | 337500 |
| 8 | 450000 |
| 9 | 585000 |
| 10 | 749250 |
| 11 | 768750 |
| 12 | 975000 |
| 13 | 1230000 |
| 14 | 1546500 |
| 15 | 1584375 |
| 16 | 1940325 |
| 17 | 1987500 |
| 18 | 2490000 |
| 19 | 3117000 |
| 20 | 3899850 |
| 21 | 3993750 |
| 22 | 4995000 |
| 23 | 6246000 |
| 24 | 7809300 |
| 25 | 7996875 |
| 26 | 9763065 |
| 27 | 9997500 |
[3750,75000,150000,232500,241875,326625,337500, 450000,585000,749250,768750,975000,1230000, 1546500,1584375,1940325,1987500,2490000,3117000, 3899850,3993750,4995000,6246000,7809300,7996875, 9763065,9997500] |