n | a(n) |
---|---|
0 | -2 |
1 | -1 |
2 | 25 |
3 | 341 |
4 | 3373 |
5 | 29789 |
6 | 250045 |
7 | 2048381 |
8 | 16581373 |
9 | 133432829 |
10 | 1070599165 |
11 | 8577357821 |
12 | 68669157373 |
13 | 549554511869 |
14 | 4397241253885 |
15 | 35181150961661 |
16 | 281462092005373 |
17 | 2251748274470909 |
18 | 18014192351838205 |
[-2,-1,25,341,3373,29789,250045,2048381,16581373, 133432829,1070599165,8577357821,68669157373, 549554511869,4397241253885,35181150961661, 281462092005373,2251748274470909, 18014192351838205] |