The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 19 |
| 2 | 253 |
| 3 | 2935 |
| 4 | 31861 |
| 5 | 333919 |
| 6 | 3431773 |
| 7 | 34875415 |
| 8 | 352106821 |
| 9 | 3541203919 |
| 10 | 35532912493 |
| 11 | 356054541895 |
| 12 | 3564898452181 |
| 13 | 35675104315519 |
| 14 | 356907766700413 |
| 15 | 3570018022624375 |
| 16 | 35705822403011941 |
| 17 | 357092077219868719 |
| 18 | 3571123891724603533 |
| 19 | 35712457635563794855 |
[1,19,253,2935,31861,333919,3431773,34875415, 352106821,3541203919,35532912493,356054541895, 3564898452181,35675104315519,356907766700413, 3570018022624375,35705822403011941, 357092077219868719,3571123891724603533, 35712457635563794855] |