Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 0 |
4 | 1 |
5 | 5 |
6 | 66 |
7 | 392 |
8 | 4859 |
9 | 26994 |
10 | 232208 |
11 | 1161998 |
12 | 8246455 |
13 | 41787717 |
14 | 274395962 |
15 | 1457963344 |
16 | 9504972075 |
17 | 53127306403 |
18 | 343749866061 |
19 | 1960779086021 |
20 | 12451275397390 |
21 | 71531553827855 |
22 | 445155989823862 |
23 | 2568693912325240 |
[0,0,0,1,5,66,392,4859,26994,232208,1161998, 8246455,41787717,274395962,1457963344,9504972075, 53127306403,343749866061,1960779086021, 12451275397390,71531553827855,445155989823862, 2568693912325240] |