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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 2 |
| 6 | 19 |
| 7 | 47 |
| 8 | 63 |
| 9 | 80 |
| 10 | 99 |
| 11 | 120 |
| 12 | 143 |
| 13 | 168 |
| 14 | 195 |
| 15 | 224 |
| 16 | 255 |
| 17 | 288 |
| 18 | 323 |
| 19 | 360 |
| 20 | 399 |
| 21 | 440 |
| 22 | 483 |
| 23 | 528 |
| 24 | 575 |
| 25 | 624 |
| 26 | 675 |
| 27 | 728 |
| 28 | 783 |
| 29 | 840 |
[0,0,0,0,2,19,47,63,80,99,120,143,168,195,224,255, 288,323,360,399,440,483,528,575,624,675,728,783, 840] |