Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 2 |
4 | 5 |
5 | 16 |
6 | 57 |
7 | 286 |
8 | 1431 |
9 | 9064 |
10 | 51398 |
11 | 359787 |
12 | 3118155 |
13 | 25568872 |
14 | 223727631 |
15 | 2311852188 |
16 | 15990310968 |
17 | 105935810164 |
18 | 1038449718056 |
19 | 10903722039589 |
20 | 185715007642033 |
21 | 3528585145198628 |
22 | 46753753173881822 |
23 | 658243630211230916 |
24 | 9215410822957232825 |
25 | 197209791611284782456 |
26 | 2112570763708981231112 |
[1,1,2,5,16,57,286,1431,9064,51398,359787,3118155, 25568872,223727631,2311852188,15990310968, 105935810164,1038449718056,10903722039589, 185715007642033,3528585145198628, 46753753173881822,658243630211230916, 9215410822957232825,197209791611284782456, 2112570763708981231112] |