Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 4 |
3 | 15 |
4 | 52 |
5 | 197 |
6 | 896 |
7 | 4987 |
8 | 33216 |
9 | 257161 |
10 | 2262124 |
11 | 22241671 |
12 | 241476060 |
13 | 2867551117 |
14 | 36960108680 |
15 | 513753523571 |
16 | 7659705147976 |
17 | 121918431264273 |
18 | 2063255678027668 |
19 | 36991535865656959 |
20 | 700377953116334788 |
21 | 13963866589144933461 |
22 | 292421219327021540176 |
23 | 6417047546280200867819 |
[1,4,15,52,197,896,4987,33216,257161,2262124, 22241671,241476060,2867551117,36960108680, 513753523571,7659705147976,121918431264273, 2063255678027668,36991535865656959, 700377953116334788,13963866589144933461, 292421219327021540176,6417047546280200867819] |