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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 27 |
| 4 | 57 |
| 5 | 111 |
| 6 | 183 |
| 7 | 303 |
| 8 | 435 |
| 9 | 633 |
| 10 | 843 |
| 11 | 1155 |
| 12 | 1443 |
| 13 | 1893 |
| 14 | 2313 |
| 15 | 2895 |
| 16 | 3447 |
| 17 | 4215 |
| 18 | 4875 |
| 19 | 5865 |
| 20 | 6723 |
| 21 | 7887 |
| 22 | 8943 |
| 23 | 10371 |
| 24 | 11553 |
| 25 | 13293 |
| 26 | 14745 |
| 27 | 16707 |
| 28 | 18411 |
| 29 | 20703 |
| 30 | 22485 |
| 31 | 25257 |
| 32 | 27459 |
| 33 | 30423 |
| 34 | 32931 |
| 35 | 36291 |
| 36 | 38889 |
| 37 | 42837 |
| 38 | 45950 |
| 39 | 50115 |
| 40 | 53523 |
[1,8,27,57,111,183,303,435,633,843,1155,1443,1893, 2313,2895,3447,4215,4875,5865,6723,7887,8943, 10371,11553,13293,14745,16707,18411,20703,22485, 25257,27459,30423,32931,36291,38889,42837,45950, 50115,53523] |