n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 17 |
4 | 81 |
5 | 561 |
6 | 5905 |
7 | 98673 |
8 | 2715025 |
9 | 126550129 |
10 | 10211715985 |
11 | 1450856148081 |
12 | 367849450783633 |
13 | 168250359224212593 |
14 | 140078954639877776273 |
15 | 213886080203739816320113 |
16 | 602782564524824650717471633 |
[1,2,5,17,81,561,5905,98673,2715025,126550129, 10211715985,1450856148081,367849450783633, 168250359224212593,140078954639877776273, 213886080203739816320113, 602782564524824650717471633] |