The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 214358881 |
| 2 | 37822859361 |
| 3 | 852891037441 |
| 4 | 7984925229121 |
| 5 | 45767944570401 |
| 6 | 191707312997281 |
| 7 | 645753531245761 |
| 8 | 1853020188851841 |
| 9 | 4702525276151521 |
| 10 | 10828567056280801 |
| 11 | 23045377697175681 |
| 12 | 45949729863572161 |
[1,214358881,37822859361,852891037441, 7984925229121,45767944570401,191707312997281, 645753531245761,1853020188851841,4702525276151521, 10828567056280801,23045377697175681, 45949729863572161] |