The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 201 |
| 3 | 27872 |
| 4 | 3656793 |
| 5 | 474581525 |
| 6 | 61445719296 |
| 7 | 7951276371389 |
| 8 | 1028790034978377 |
| 9 | 133107787044919648 |
| 10 | 17221739109190982025 |
| 11 | 2228177484370996025801 |
| 12 | 288285215706960759705600 |
| 13 | 37298804748402271018820409 |
| 14 | 4825779209505263485071458889 |
[1,201,27872,3656793,474581525,61445719296, 7951276371389,1028790034978377,133107787044919648, 17221739109190982025,2228177484370996025801, 288285215706960759705600, 37298804748402271018820409, 4825779209505263485071458889] |