Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 18 |
4 | 261 |
5 | 3411 |
6 | 42057 |
7 | 499383 |
8 | 5775480 |
9 | 65506986 |
10 | 731953926 |
11 | 8082054387 |
12 | 88382960316 |
13 | 958831580700 |
14 | 10332164902851 |
15 | 110698940875149 |
16 | 1180155371168034 |
17 | 12527193711780981 |
18 | 132468636134059128 |
19 | 1396061253467955315 |
20 | 14668489189614036627 |
[0,0,1,18,261,3411,42057,499383,5775480,65506986, 731953926,8082054387,88382960316,958831580700, 10332164902851,110698940875149,1180155371168034, 12527193711780981,132468636134059128, 1396061253467955315,14668489189614036627] |