Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 9 |
3 | 69 |
4 | 565 |
5 | 5305 |
6 | 56929 |
7 | 680685 |
8 | 8902349 |
9 | 126121313 |
10 | 1923133433 |
11 | 31379181461 |
12 | 544931376229 |
13 | 10024917092105 |
14 | 194602995875985 |
15 | 3972686705253181 |
16 | 85035210652191485 |
17 | 1903471938128641457 |
18 | 44453001710603619369 |
19 | 1080789854059236415973 |
20 | 27304602412815047204501 |
[1,1,9,69,565,5305,56929,680685,8902349,126121313, 1923133433,31379181461,544931376229, 10024917092105,194602995875985,3972686705253181, 85035210652191485,1903471938128641457, 44453001710603619369,1080789854059236415973, 27304602412815047204501] |