n | a(n) |
---|---|
2 | -5 |
3 | -6 |
4 | -9 |
5 | -18 |
6 | -26 |
7 | -34 |
8 | -123 |
9 | -107 |
10 | 3953 |
11 | 90021 |
12 | 203866 |
13 | 678250 |
14 | 3860926 |
15 | 62168609 |
16 | 1022130830 |
17 | 22777519100 |
18 | 46323907000 |
19 | 1499885420000 |
20 | 47625567000000 |
21 | 318447820000000 |
22 | 974228630000000 |
23 | 36070436000000000 |
[-5,-6,-9,-18,-26,-34,-123,-107,3953,90021,203866, 678250,3860926,62168609,1022130830,22777519100, 46323907000,1499885420000,47625567000000, 318447820000000,974228630000000,36070436000000000] |