Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 10 |
2 | 140 |
3 | 2310 |
4 | 42042 |
5 | 816816 |
6 | 16628040 |
7 | 350574510 |
8 | 7595781050 |
9 | 168212023980 |
10 | 3792416540640 |
11 | 86787993910800 |
12 | 2011383287449200 |
13 | 47123837020238400 |
14 | 1114478745528638160 |
15 | 26575401262863040830 |
16 | 638330716607984804250 |
17 | 15431925043610580004500 |
18 | 375239440534109892741000 |
[1,10,140,2310,42042,816816,16628040,350574510, 7595781050,168212023980,3792416540640, 86787993910800,2011383287449200,47123837020238400, 1114478745528638160,26575401262863040830, 638330716607984804250,15431925043610580004500, 375239440534109892741000] |