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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1821 |
| 3 | 141533 |
| 4 | 4798983 |
| 5 | 124878033 |
| 6 | 3068829477 |
| 7 | 75967708311 |
| 8 | 1933688266686 |
| 9 | 51075201835515 |
| 10 | 1405508547112670 |
| 11 | 40356644902123914 |
| 12 | 1209368372802130814 |
| 13 | 37806870603888974350 |
| 14 | 1231961629420423620918 |
| 15 | 41802174277488971170242 |
| 16 | 1475352032068521550599837 |
[0,1,1821,141533,4798983,124878033,3068829477, 75967708311,1933688266686,51075201835515, 1405508547112670,40356644902123914, 1209368372802130814,37806870603888974350, 1231961629420423620918,41802174277488971170242, 1475352032068521550599837] |