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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 2 |
| 4 | 10 |
| 5 | 14 |
| 6 | 72 |
| 7 | 100 |
| 8 | 139 |
| 9 | 518 |
| 10 | 1000 |
| 11 | 10000 |
| 12 | 13895 |
| 13 | 19307 |
| 14 | 26827 |
| 15 | 37276 |
| 16 | 100000 |
| 17 | 1000000 |
| 18 | 10000000 |
| 19 | 13894955 |
| 20 | 26826958 |
| 21 | 100000000 |
| 22 | 193069773 |
| 23 | 517947468 |
| 24 | 1000000000 |
| 25 | 1930697729 |
| 26 | 10000000000 |
| 27 | 100000000000 |
| 28 | 268269579528 |
| 29 | 1000000000000 |
| 30 | 3727593720315 |
[0,1,2,10,14,72,100,139,518,1000,10000,13895, 19307,26827,37276,100000,1000000,10000000, 13894955,26826958,100000000,193069773,517947468, 1000000000,1930697729,10000000000,100000000000, 268269579528,1000000000000,3727593720315] |