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| n | a(n) |
|---|---|
| 1 | 56 |
| 2 | 856 |
| 3 | 5856 |
| 4 | 25856 |
| 5 | 225856 |
| 6 | 5225856 |
| 7 | 95225856 |
| 8 | 895225856 |
| 9 | 6895225856 |
| 10 | 16895225856 |
| 11 | 416895225856 |
| 12 | 5416895225856 |
| 13 | 35416895225856 |
| 14 | 7035416895225856 |
| 15 | 77035416895225856 |
| 16 | 577035416895225856 |
| 17 | 1577035416895225856 |
| 18 | 21577035416895225856 |
| 19 | 521577035416895225856 |
| 20 | 1521577035416895225856 |
| 21 | 81521577035416895225856 |
[56,856,5856,25856,225856,5225856,95225856, 895225856,6895225856,16895225856,416895225856, 5416895225856,35416895225856,7035416895225856, 77035416895225856,577035416895225856, 1577035416895225856,21577035416895225856, 521577035416895225856,1521577035416895225856, 81521577035416895225856] |