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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 21 |
| 3 | 3 |
| 4 | 45 |
| 5 | 55 |
| 6 | 6 |
| 7 | 78 |
| 8 | 820 |
| 9 | 91 |
| 10 | 10 |
| 11 | 28 |
| 12 | 36 |
| 13 | 406 |
| 14 | 528 |
| 15 | 66 |
| 16 | 703 |
| 17 | 861 |
| 18 | 903 |
| 19 | 15 |
| 20 | 210 |
| 21 | 300 |
| 22 | 435 |
| 23 | 561 |
| 24 | 630 |
| 25 | 741 |
| 26 | 8001 |
| 27 | 946 |
| 28 | 105 |
| 29 | 231 |
| 30 | 325 |
| 31 | 465 |
| 32 | 595 |
| 33 | 666 |
| 34 | 780 |
| 35 | 8128 |
| 36 | 990 |
| 37 | 120 |
| 38 | 253 |
| 39 | 351 |
| 40 | 496 |
| 41 | 5050 |
| 42 | 6105 |
| 43 | 7021 |
| 44 | 8256 |
| 45 | 9045 |
[1,21,3,45,55,6,78,820,91,10,28,36,406,528,66,703, 861,903,15,210,300,435,561,630,741,8001,946,105, 231,325,465,595,666,780,8128,990,120,253,351,496, 5050,6105,7021,8256,9045] |