| n | a(n) |
|---|---|
| 0 | 775 |
| 1 | 8919 |
| 2 | 34223 |
| 3 | 133983 |
| 4 | 530111 |
| 5 | 2108799 |
| 6 | 8411903 |
| 7 | 33601023 |
| 8 | 134310911 |
| 9 | 537057279 |
| 10 | 2147856383 |
| 11 | 8590680063 |
| 12 | 34361229311 |
| 13 | 137441935359 |
| 14 | 549761777663 |
| 15 | 2199035183103 |
| 16 | 8796116877311 |
| 17 | 35184419799039 |
| 18 | 140737583775743 |
[775,8919,34223,133983,530111,2108799,8411903, 33601023,134310911,537057279,2147856383, 8590680063,34361229311,137441935359,549761777663, 2199035183103,8796116877311,35184419799039, 140737583775743] |