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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 7 |
| 3 | 17 |
| 4 | 22 |
| 5 | 43 |
| 6 | 343 |
| 7 | 381 |
| 8 | 461 |
| 9 | 543 |
| 10 | 923 |
| 11 | 1045 |
| 12 | 1182 |
| 13 | 1486 |
| 14 | 1839 |
| 15 | 5643 |
| 16 | 8260 |
| 17 | 9009 |
| 18 | 10947 |
| 19 | 11793 |
| 20 | 15915 |
| 21 | 25151 |
[1,7,17,22,43,343,381,461,543,923,1045,1182,1486, 1839,5643,8260,9009,10947,11793,15915,25151] |