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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 17 |
| 2 | 193 |
| 3 | 619 |
| 4 | 2016 |
| 5 | 91958 |
| 6 | 91958 |
| 7 | 8186278 |
| 8 | 45392361 |
| 9 | 977982331 |
| 10 | 26450915298 |
| 11 | 91600221212 |
| 12 | 196425900073 |
| 13 | 14810317269038 |
| 14 | 44430951807114 |
| 15 | 626642721222487 |
| 16 | 626642721222487 |
| 17 | 102882886570917135 |
| 18 | 874191214492184404 |
| 19 | 3830977578643912683 |
| 20 | 86801197487071715103 |
[1,17,193,619,2016,91958,91958,8186278,45392361, 977982331,26450915298,91600221212,196425900073, 14810317269038,44430951807114,626642721222487, 626642721222487,102882886570917135, 874191214492184404,3830977578643912683, 86801197487071715103] |