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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 20 |
| 3 | 57 |
| 4 | 112 |
| 5 | 185 |
| 6 | 276 |
| 7 | 385 |
| 8 | 512 |
| 9 | 657 |
| 10 | 820 |
| 11 | 1001 |
| 12 | 1200 |
| 13 | 1417 |
| 14 | 1652 |
| 15 | 1905 |
| 16 | 2176 |
| 17 | 2465 |
| 18 | 2772 |
| 19 | 3097 |
| 20 | 3440 |
| 21 | 3801 |
| 22 | 4180 |
| 23 | 4577 |
| 24 | 4992 |
| 25 | 5425 |
| 26 | 5876 |
| 27 | 6345 |
| 28 | 6832 |
| 29 | 7337 |
| 30 | 7860 |
| 31 | 8401 |
| 32 | 8960 |
| 33 | 9537 |
| 34 | 10132 |
| 35 | 10745 |
| 36 | 11376 |
| 37 | 12025 |
| 38 | 12692 |
| 39 | 13377 |
| 40 | 14080 |
[0,1,20,57,112,185,276,385,512,657,820,1001,1200, 1417,1652,1905,2176,2465,2772,3097,3440,3801,4180, 4577,4992,5425,5876,6345,6832,7337,7860,8401,8960, 9537,10132,10745,11376,12025,12692,13377,14080] |