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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 100 |
| 3 | 300 |
| 4 | 600 |
| 5 | 1000 |
| 6 | 1500 |
| 7 | 2100 |
| 8 | 2800 |
| 9 | 3600 |
| 10 | 4500 |
| 11 | 5500 |
| 12 | 6600 |
| 13 | 7800 |
| 14 | 9100 |
| 15 | 10500 |
| 16 | 12000 |
| 17 | 13600 |
| 18 | 15300 |
| 19 | 17100 |
| 20 | 19000 |
| 21 | 21000 |
| 22 | 23100 |
| 23 | 25300 |
| 24 | 27600 |
| 25 | 30000 |
| 26 | 32500 |
| 27 | 35100 |
| 28 | 37800 |
| 29 | 40600 |
| 30 | 43500 |
| 31 | 46500 |
| 32 | 49600 |
| 33 | 52800 |
| 34 | 56100 |
| 35 | 59500 |
| 36 | 63000 |
| 37 | 66600 |
[0,100,300,600,1000,1500,2100,2800,3600,4500,5500, 6600,7800,9100,10500,12000,13600,15300,17100, 19000,21000,23100,25300,27600,30000,32500,35100, 37800,40600,43500,46500,49600,52800,56100,59500, 63000,66600] |