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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 11 |
| 4 | 185 |
| 5 | 21332 |
| 6 | 462959957 |
| 7 | 107185713294954842 |
| 8 | 11488777233793645715382503248255559 |
| 9 | 65996001163867589433635003347899702393519681139860824058982662496745 |
[1,3,11,185,21332,462959957,107185713294954842, 11488777233793645715382503248255559, 65996001163867589433635003347899702393519681139860\ 824058982662496745] |