Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 3 |
2 | 20 |
3 | 42 |
4 | 7920 |
5 | 156 |
6 | 57120 |
7 | 342 |
8 | 212520 |
9 | 342014400 |
10 | 930 |
11 | 1673844480 |
12 | 2430480 |
13 | 1806 |
14 | 4280760 |
15 | 16529385600 |
16 | 32441381280 |
17 | 3660 |
18 | 71852901120 |
19 | 23319240 |
20 | 5256 |
21 | 200133133200 |
22 | 44102880 |
23 | 418397031360 |
24 | 5827054819622400 |
25 | 97990200 |
26 | 10506 |
27 | 123854640 |
28 | 11772 |
29 | 154529760 |
[3,20,42,7920,156,57120,342,212520,342014400,930, 1673844480,2430480,1806,4280760,16529385600, 32441381280,3660,71852901120,23319240,5256, 200133133200,44102880,418397031360, 5827054819622400,97990200,10506,123854640,11772, 154529760] |