n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 17 |
8 | 31 |
9 | 603 |
10 | 1111 |
11 | 11835 |
12 | 31735 |
13 | 783013 |
14 | 2381907 |
15 | 261886119 |
16 | 1041960181 |
17 | 168146324241 |
18 | 823285902521 |
19 | 171094649806295 |
20 | 1035545079698547 |
21 | 471550435880949163 |
22 | 3533719074119018679 |
[1,1,1,1,1,1,17,31,603,1111,11835,31735,783013, 2381907,261886119,1041960181,168146324241, 823285902521,171094649806295,1035545079698547, 471550435880949163,3533719074119018679] |