Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 10 |
4 | 37 |
5 | 144 |
6 | 579 |
7 | 2379 |
8 | 9927 |
9 | 41905 |
10 | 178498 |
11 | 765876 |
12 | 3305926 |
13 | 14342635 |
14 | 62496000 |
15 | 273347910 |
16 | 1199555865 |
17 | 5279624910 |
18 | 23298471120 |
19 | 103057254030 |
20 | 456833819925 |
21 | 2028998199360 |
22 | 9027655451400 |
23 | 40232167135245 |
[1,1,3,10,37,144,579,2379,9927,41905,178498, 765876,3305926,14342635,62496000,273347910, 1199555865,5279624910,23298471120,103057254030, 456833819925,2028998199360,9027655451400, 40232167135245] |