n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 17 |
4 | 143 |
5 | 1569 |
6 | 20911 |
7 | 324673 |
8 | 5720319 |
9 | 112365569 |
10 | 2430174335 |
11 | 57327084033 |
12 | 1464259637503 |
13 | 40255921184257 |
14 | 1185312426797823 |
15 | 37219582236845057 |
16 | 1241715255479353343 |
17 | 43867539372405948417 |
18 | 1636223622007966705663 |
19 | 64261630682976366944257 |
[1,1,3,17,143,1569,20911,324673,5720319,112365569, 2430174335,57327084033,1464259637503, 40255921184257,1185312426797823,37219582236845057, 1241715255479353343,43867539372405948417, 1636223622007966705663,64261630682976366944257] |