n | a(n) |
---|---|
0 | 1 |
1 | 17 |
2 | 197 |
3 | 1957 |
4 | 17973 |
5 | 157749 |
6 | 1345909 |
7 | 11271029 |
8 | 93191285 |
9 | 763669621 |
10 | 6218195061 |
11 | 50398593141 |
12 | 407106949237 |
13 | 3280364834933 |
14 | 26383974158453 |
15 | 211918126207093 |
16 | 1700423007424629 |
17 | 13633852046266485 |
18 | 109253624291872885 |
[1,17,197,1957,17973,157749,1345909,11271029, 93191285,763669621,6218195061,50398593141, 407106949237,3280364834933,26383974158453, 211918126207093,1700423007424629, 13633852046266485,109253624291872885] |