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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 57 |
| 3 | 79 |
| 4 | 574 |
| 5 | 5547 |
| 6 | 31079 |
| 7 | 304707 |
| 8 | 3821570 |
| 9 | 37230262 |
| 10 | 388189669 |
| 11 | 4449595170 |
| 12 | 48262760771 |
| 13 | 521200625130 |
| 14 | 5779813369002 |
| 15 | 63596590407636 |
| 16 | 696061137670578 |
| 17 | 7663456805291520 |
| 18 | 84355346903004403 |
| 19 | 926775618019247726 |
[8,57,79,574,5547,31079,304707,3821570,37230262, 388189669,4449595170,48262760771,521200625130, 5779813369002,63596590407636,696061137670578, 7663456805291520,84355346903004403, 926775618019247726] |