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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 6 |
| 3 | 12 |
| 4 | 23 |
| 5 | 41 |
| 6 | 70 |
| 7 | 106 |
| 8 | 159 |
| 9 | 230 |
| 10 | 323 |
| 11 | 436 |
| 12 | 578 |
| 13 | 757 |
| 14 | 975 |
| 15 | 1232 |
| 16 | 1536 |
| 17 | 1889 |
| 18 | 2317 |
| 19 | 2797 |
| 20 | 3355 |
| 21 | 3994 |
| 22 | 4711 |
| 23 | 5523 |
| 24 | 6438 |
| 25 | 7465 |
| 26 | 8618 |
| 27 | 9888 |
| 28 | 11296 |
| 29 | 12839 |
| 30 | 14557 |
| 31 | 16398 |
| 32 | 18449 |
| 33 | 20689 |
| 34 | 23115 |
| 35 | 25758 |
| 36 | 28591 |
| 37 | 31673 |
| 38 | 34995 |
| 39 | 38586 |
| 40 | 42415 |
| 41 | 46528 |
| 42 | 50984 |
| 43 | 55687 |
[2,6,12,23,41,70,106,159,230,323,436,578,757,975, 1232,1536,1889,2317,2797,3355,3994,4711,5523,6438, 7465,8618,9888,11296,12839,14557,16398,18449, 20689,23115,25758,28591,31673,34995,38586,42415, 46528,50984,55687] |