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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 46 |
| 2 | 2070 |
| 3 | 93150 |
| 4 | 4191750 |
| 5 | 188628750 |
| 6 | 8488293750 |
| 7 | 381973218750 |
| 8 | 17188794843750 |
| 9 | 773495767968750 |
| 10 | 34807309558593750 |
| 11 | 1566328930136718750 |
| 12 | 70484801856152343750 |
| 13 | 3171816083526855468750 |
| 14 | 142731723758708496093750 |
[1,46,2070,93150,4191750,188628750,8488293750, 381973218750,17188794843750,773495767968750, 34807309558593750,1566328930136718750, 70484801856152343750,3171816083526855468750, 142731723758708496093750] |