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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 3 |
| 3 | 5 |
| 4 | 89 |
| 5 | 233 |
| 6 | 10597999265301490732599643671505003412515860435409421932560009680142974347195483140293254396195769876129909 |
[2,3,5,89,233, 10597999265301490732599643671505003412515860435409\ 42193256000968014297434719548314029325439619576987\ 6129909] |