n | a(n) |
---|---|
2 | 3 |
3 | 19 |
4 | 137 |
5 | 1289 |
6 | 16909 |
7 | 259087 |
8 | 4975049 |
9 | 106267661 |
10 | 2725447213 |
11 | 85953848147 |
12 | 2903947942067 |
13 | 115669053951809 |
14 | 5061522951820999 |
15 | 231945249314081827 |
16 | 11594813068340357459 |
17 | 650803589794759938517 |
18 | 40385350464999429101033 |
[3,19,137,1289,16909,259087,4975049,106267661, 2725447213,85953848147,2903947942067, 115669053951809,5061522951820999, 231945249314081827,11594813068340357459, 650803589794759938517,40385350464999429101033] |