The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 1 | 130 |
| 2 | 276 |
| 3 | 3054 |
| 4 | 45516 |
| 5 | 1007920 |
| 6 | 35124242 |
| 7 | 1875961304 |
| 8 | 154187447172 |
| 9 | 19636182429590 |
| 10 | 3846077102733552 |
| 11 | 1158727663221999306 |
| 12 | 538512893012205801320 |
| 13 | 385891172081488215159354 |
[130,276,3054,45516,1007920,35124242,1875961304, 154187447172,19636182429590,3846077102733552, 1158727663221999306,538512893012205801320, 385891172081488215159354] |