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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 46 |
| 3 | 899 |
| 4 | 45181 |
| 5 | 1981844 |
| 6 | 183812716 |
| 7 | 13565497859 |
| 8 | 1948425055741 |
| 9 | 11509621621134 |
| 10 | 42638364069002866 |
| 11 | 6290021506693847759 |
| 12 | 1672053831207666984241 |
| 13 | 318158932941670103831384 |
| 14 | 106827312624343125411048616 |
| 15 | 25266964023001914822246560759 |
[1,2,46,899,45181,1981844,183812716,13565497859, 1948425055741,11509621621134,42638364069002866, 6290021506693847759,1672053831207666984241, 318158932941670103831384, 106827312624343125411048616, 25266964023001914822246560759] |