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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 49 |
| 3 | 493 |
| 4 | 4953 |
| 5 | 49856 |
| 6 | 499735 |
| 7 | 4999579 |
| 8 | 49998058 |
| 9 | 499987392 |
| 10 | 4999941987 |
| 11 | 49999828888 |
| 12 | 499999738687 |
| 13 | 4999999516711 |
[1,5,49,493,4953,49856,499735,4999579,49998058, 499987392,4999941987,49999828888,499999738687, 4999999516711] |