n | a(n) |
---|---|
1 | 1 |
2 | 23 |
3 | 191 |
4 | 1299 |
5 | 9097 |
6 | 65837 |
7 | 474721 |
8 | 3410799 |
9 | 24510495 |
10 | 176212555 |
11 | 1266835473 |
12 | 9107139805 |
13 | 65470085209 |
14 | 470658881191 |
15 | 3383528394527 |
16 | 24323895055139 |
17 | 174862377541881 |
18 | 1257070592095501 |
19 | 9036972483506993 |
20 | 64966018290364927 |
[1,23,191,1299,9097,65837,474721,3410799,24510495, 176212555,1266835473,9107139805,65470085209, 470658881191,3383528394527,24323895055139, 174862377541881,1257070592095501,9036972483506993, 64966018290364927] |