Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 2 |
6 | 5 |
7 | 11 |
8 | 25 |
9 | 97 |
10 | 220 |
11 | 1396 |
12 | 6053 |
13 | 30467 |
14 | 249431 |
15 | 1381913 |
16 | 19850884 |
17 | 160799404 |
18 | 1942868797 |
19 | 36133524445 |
20 | 458473480079 |
21 | 13521902050025 |
22 | 220176552243482 |
23 | 7006033824529130 |
24 | 276364333237297549 |
25 | 7470025110120086101 |
26 | 460097285931623600317 |
27 | 17010560092754291510533 |
28 | 1372227474279446678113082 |
[1,1,1,1,2,2,5,11,25,97,220,1396,6053,30467, 249431,1381913,19850884,160799404,1942868797, 36133524445,458473480079,13521902050025, 220176552243482,7006033824529130, 276364333237297549,7470025110120086101, 460097285931623600317,17010560092754291510533, 1372227474279446678113082] |