n | a(n) |
---|---|
1 | 1 |
2 | 7 |
3 | 70 |
4 | 763 |
5 | 8715 |
6 | 102221 |
7 | 1220268 |
8 | 14749175 |
9 | 179930563 |
10 | 2210840169 |
11 | 27320772214 |
12 | 339198895902 |
13 | 4227660547195 |
14 | 52864983381874 |
15 | 662907897706177 |
16 | 8332812488242325 |
17 | 104966459288054037 |
18 | 1324710070914750097 |
[1,7,70,763,8715,102221,1220268,14749175, 179930563,2210840169,27320772214,339198895902, 4227660547195,52864983381874,662907897706177, 8332812488242325,104966459288054037, 1324710070914750097] |