Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 3 |
2 | 24 |
3 | 120 |
4 | 504 |
5 | 1944 |
6 | 7128 |
7 | 25272 |
8 | 87480 |
9 | 297432 |
10 | 997272 |
11 | 3306744 |
12 | 10865016 |
13 | 35429400 |
14 | 114791256 |
15 | 369882936 |
16 | 1186176312 |
17 | 3788111448 |
18 | 12053081880 |
19 | 38225488248 |
20 | 120875192568 |
21 | 381221761176 |
22 | 1199453833944 |
23 | 3765727153080 |
[3,24,120,504,1944,7128,25272,87480,297432,997272, 3306744,10865016,35429400,114791256,369882936, 1186176312,3788111448,12053081880,38225488248, 120875192568,381221761176,1199453833944, 3765727153080] |