n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 25 |
4 | 241 |
5 | 505 |
6 | 65521 |
7 | 131041 |
8 | 171865 |
9 | 138181681 |
10 | 6814407601 |
11 | 20174525281 |
12 | 45185409361 |
13 | 558781423201 |
14 | 685933859521 |
15 | 2601256998740401 |
16 | 4578654981700801 |
17 | 15571124394460034401 |
18 | 375159113055066740401 |
19 | 124708934978441512498801 |
20 | 127589793288205521873601 |
21 | 8644416283014847832296801 |
22 | 29217965124687229769336641 |
[1,3,25,241,505,65521,131041,171865,138181681, 6814407601,20174525281,45185409361,558781423201, 685933859521,2601256998740401,4578654981700801, 15571124394460034401,375159113055066740401, 124708934978441512498801,127589793288205521873601, 8644416283014847832296801, 29217965124687229769336641] |