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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 13 |
| 3 | 219 |
| 4 | 9322 |
| 5 | 982243 |
| 6 | 249233239 |
| 7 | 148346645212 |
| 8 | 202688186994599 |
| 9 | 624913864623500599 |
| 10 | 4289324010827093793808 |
| 11 | 64841661094150427710360745 |
| 12 | 2140002760057211517052090865983 |
| 13 | 153082134018816602622335941790247946 |
| 14 | 23590554099141037133024176892280338280237 |
[1,2,13,219,9322,982243,249233239,148346645212, 202688186994599,624913864623500599, 4289324010827093793808,64841661094150427710360745, 2140002760057211517052090865983, 153082134018816602622335941790247946, 23590554099141037133024176892280338280237] |