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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 925 |
| 4 | 9991 |
| 5 | 95969 |
| 6 | 995681 |
| 7 | 9595969 |
| 8 | 99820697 |
| 9 | 894463345 |
| 10 | 9992684743 |
| 11 | 97451082703 |
| 12 | 999896409437 |
| 13 | 9935266565443 |
| 14 | 99974409884813 |
| 15 | 999999115863815 |
| 16 | 9999446015088757 |
| 17 | 99942773726308253 |
| 18 | 999999997876532621 |
| 19 | 9220779220779220841 |
| 20 | 99999797970236297071 |
[0,0,925,9991,95969,995681,9595969,99820697, 894463345,9992684743,97451082703,999896409437, 9935266565443,99974409884813,999999115863815, 9999446015088757,99942773726308253, 999999997876532621,9220779220779220841, 99999797970236297071] |