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| n | a(n) |
|---|---|
| 8 | 1 |
| 9 | 19173961 |
| 10 | 326791806956681 |
| 11 | 5493386001237942388361 |
| 12 | 92186229916592298695053497993 |
| 13 | 1546675492323688689677277254864590473 |
| 14 | 25949007804224083420097621839124559742097033 |
[1,19173961,326791806956681, 5493386001237942388361, 92186229916592298695053497993, 1546675492323688689677277254864590473, 25949007804224083420097621839124559742097033] |