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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 126 |
| 3 | 123264 |
| 4 | 12340776 |
| 5 | 1234553367 |
| 6 | 123456631959 |
| 7 | 12345677303863 |
| 8 | 1234567810050426 |
| 9 | 123456789137345679 |
| 10 | 1234567891008671105551 |
| 11 | 1234567891011073225118178 |
| 12 | 123456789101112073716778055751 |
[1,126,123264,12340776,1234553367,123456631959, 12345677303863,1234567810050426, 123456789137345679,1234567891008671105551, 1234567891011073225118178, 123456789101112073716778055751] |