n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 7 |
4 | 73 |
5 | 121 |
6 | 9721 |
7 | 5041 |
8 | 1760641 |
9 | 44452801 |
10 | 562615201 |
11 | 39916801 |
12 | 3156125575681 |
13 | 6227020801 |
14 | 192873372531841 |
15 | 222245415808416001 |
16 | 14806216643368550401 |
17 | 355687428096001 |
18 | 34884164976924636172801 |
19 | 121645100408832001 |
[1,3,7,73,121,9721,5041,1760641,44452801, 562615201,39916801,3156125575681,6227020801, 192873372531841,222245415808416001, 14806216643368550401,355687428096001, 34884164976924636172801,121645100408832001] |