Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 6 |
4 | 0 |
5 | 44 |
6 | 304 |
7 | 2568 |
8 | 26704 |
9 | 200240 |
10 | 1931616 |
11 | 20849696 |
12 | 246556672 |
13 | 3300906816 |
14 | 46382446720 |
15 | 695413794944 |
16 | 11120648673024 |
17 | 188600719094528 |
18 | 3394592207824384 |
19 | 64513420630110720 |
20 | 1290420198709682176 |
21 | 27102196040419214336 |
22 | 596237419436696543232 |
23 | 13713106494042086045696 |
[1,1,2,6,0,44,304,2568,26704,200240,1931616, 20849696,246556672,3300906816,46382446720, 695413794944,11120648673024,188600719094528, 3394592207824384,64513420630110720, 1290420198709682176,27102196040419214336, 596237419436696543232,13713106494042086045696] |