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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 2 |
| 3 | 31 |
| 4 | 233 |
| 5 | 211 |
| 6 | 2861 |
| 7 | 10711 |
| 8 | 99611 |
| 9 | 513053 |
| 10 | 5486807 |
| 11 | 184700947 |
| 12 | 1002002467 |
| 13 | 1232268241 |
| 14 | 143042268079 |
| 15 | 844598501179 |
| 16 | 9899150975347 |
| 17 | 18197101446031 |
[3,2,31,233,211,2861,10711,99611,513053,5486807, 184700947,1002002467,1232268241,143042268079, 844598501179,9899150975347,18197101446031] |