| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 12 |
| 3 | 108 |
| 4 | 1024 |
| 5 | 10368 |
| 6 | 104976 |
| 7 | 1048576 |
| 8 | 10077696 |
| 9 | 100663296 |
| 10 | 1019215872 |
| 11 | 10319560704 |
| 12 | 103079215104 |
| 13 | 1004193907488 |
| 14 | 10030613004288 |
| 15 | 100192997081088 |
| 16 | 1014454095446016 |
| 17 | 10133099161583616 |
| 18 | 100063090197999414 |
[1,12,108,1024,10368,104976,1048576,10077696, 100663296,1019215872,10319560704,103079215104, 1004193907488,10030613004288,100192997081088, 1014454095446016,10133099161583616, 100063090197999414] |