Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 16 |
4 | 84 |
5 | 480 |
6 | 2792 |
7 | 16807 |
8 | 102900 |
9 | 640528 |
10 | 4035120 |
11 | 25679568 |
12 | 164775800 |
13 | 1064714400 |
14 | 6920635197 |
15 | 45214871360 |
16 | 296722542900 |
17 | 1954878268800 |
18 | 12923917122536 |
19 | 85705978837392 |
20 | 569944757250960 |
21 | 3799631728452112 |
22 | 25388448354582216 |
23 | 169992219503608176 |
[1,3,16,84,480,2792,16807,102900,640528,4035120, 25679568,164775800,1064714400,6920635197, 45214871360,296722542900,1954878268800, 12923917122536,85705978837392,569944757250960, 3799631728452112,25388448354582216, 169992219503608176] |