Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 2 |
3 | 10 |
4 | 70 |
5 | 646 |
6 | 7576 |
7 | 106744 |
8 | 1761628 |
9 | 33361948 |
10 | 712950616 |
11 | 16976294776 |
12 | 445751093800 |
13 | 12795850109992 |
14 | 398697898011232 |
15 | 13401365473319776 |
16 | 483376669737381136 |
17 | 18623161719254837008 |
18 | 763300232417720682784 |
19 | 33163224556779213475744 |
[1,1,2,10,70,646,7576,106744,1761628,33361948, 712950616,16976294776,445751093800,12795850109992, 398697898011232,13401365473319776, 483376669737381136,18623161719254837008, 763300232417720682784,33163224556779213475744] |