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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 88 |
| 3 | 878 |
| 4 | 880 |
| 5 | 8780 |
| 6 | 8800 |
| 7 | 87800 |
| 8 | 88000 |
| 9 | 878000 |
| 10 | 880000 |
| 11 | 8780000 |
| 12 | 8800000 |
| 13 | 87800000 |
| 14 | 88000000 |
| 15 | 878000000 |
| 16 | 880000000 |
| 17 | 8780000000 |
| 18 | 8800000000 |
| 19 | 87800000000 |
| 20 | 88000000000 |
| 21 | 878000000000 |
| 22 | 880000000000 |
| 23 | 8780000000000 |
| 24 | 8800000000000 |
| 25 | 87800000000000 |
| 26 | 88000000000000 |
| 27 | 878000000000000 |
| 28 | 880000000000000 |
[0,88,878,880,8780,8800,87800,88000,878000,880000, 8780000,8800000,87800000,88000000,878000000, 880000000,8780000000,8800000000,87800000000, 88000000000,878000000000,880000000000, 8780000000000,8800000000000,87800000000000, 88000000000000,878000000000000,880000000000000] |