n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 31 |
4 | 129 |
5 | 160 |
6 | 3969 |
7 | 4129 |
8 | 20485 |
9 | 127039 |
10 | 528641 |
11 | 655680 |
12 | 16264961 |
13 | 16920641 |
14 | 83947525 |
15 | 520605791 |
16 | 2166370689 |
17 | 2686976480 |
18 | 66653806209 |
19 | 69340782689 |
20 | 344016936965 |
21 | 2133442404479 |
22 | 8877786554881 |
23 | 11011228959360 |
24 | 273147281579521 |
25 | 284158510538881 |
[1,1,5,31,129,160,3969,4129,20485,127039,528641, 655680,16264961,16920641,83947525,520605791, 2166370689,2686976480,66653806209,69340782689, 344016936965,2133442404479,8877786554881, 11011228959360,273147281579521,284158510538881] |