The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 19 |
| 2 | 271 |
| 3 | 3439 |
| 4 | 49051 |
| 5 | 712519 |
| 6 | 10458163 |
| 7 | 154101799 |
| 8 | 2274460507 |
| 9 | 33592425049 |
| 10 | 496277475271 |
| 11 | 7332583525319 |
| 12 | 108345196911631 |
| 13 | 1600923503226079 |
| 14 | 23655650115244789 |
| 15 | 349542980141854759 |
| 16 | 5164958667871471243 |
[1,19,271,3439,49051,712519,10458163,154101799, 2274460507,33592425049,496277475271,7332583525319, 108345196911631,1600923503226079, 23655650115244789,349542980141854759, 5164958667871471243] |