The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 26 |
| 2 | 650 |
| 3 | 16250 |
| 4 | 406250 |
| 5 | 10156250 |
| 6 | 253906250 |
| 7 | 6347656250 |
| 8 | 158691406250 |
| 9 | 3967285156250 |
| 10 | 99182128906250 |
| 11 | 2479553222656250 |
| 12 | 61988830566406250 |
| 13 | 1549720764160156250 |
| 14 | 38743019104003906250 |
| 15 | 968575477600097656250 |
[1,26,650,16250,406250,10156250,253906250, 6347656250,158691406250,3967285156250, 99182128906250,2479553222656250,61988830566406250, 1549720764160156250,38743019104003906250, 968575477600097656250] |