Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 24 |
5 | 120 |
6 | 720 |
7 | 5040 |
8 | 1260 |
9 | 11340 |
10 | 113400 |
11 | 1247400 |
12 | 1925 |
13 | 25025 |
14 | 350350 |
15 | 5255250 |
16 | 2627625 |
17 | 44669625 |
18 | 804053250 |
19 | 15277011750 |
20 | 305540235000 |
21 | 6416344935000 |
22 | 141159588570000 |
23 | 3246670537110000 |
24 | 10020588077500 |
25 | 80164704620 |
26 | 2084282320120 |
27 | 56275622643240 |
[1,2,6,24,120,720,5040,1260,11340,113400,1247400, 1925,25025,350350,5255250,2627625,44669625, 804053250,15277011750,305540235000,6416344935000, 141159588570000,3246670537110000,10020588077500, 80164704620,2084282320120,56275622643240] |