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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 34 |
| 5 | 29 |
| 6 | 1626 |
| 7 | 727 |
| 8 | 99128 |
| 9 | 584649 |
| 10 | 12353050 |
| 11 | 3628811 |
| 12 | 4648976652 |
| 13 | 479001613 |
| 14 | 803709466574 |
| 15 | 11133394272015 |
| 16 | 391883024332816 |
| 17 | 20922789888017 |
| 18 | 312756670075449618 |
| 19 | 6402373705728019 |
| 20 | 148614866400768768020 |
| 21 | 2663970255433783296021 |
[1,3,5,34,29,1626,727,99128,584649,12353050, 3628811,4648976652,479001613,803709466574, 11133394272015,391883024332816,20922789888017, 312756670075449618,6402373705728019, 148614866400768768020,2663970255433783296021] |