Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 5 |
3 | 17 |
4 | 69 |
5 | 302 |
6 | 1367 |
7 | 6302 |
8 | 29401 |
9 | 138356 |
10 | 655425 |
11 | 3121439 |
12 | 14930541 |
13 | 71675840 |
14 | 345148893 |
15 | 1666432817 |
16 | 8064278289 |
17 | 39103576700 |
18 | 189949958333 |
19 | 924163714217 |
20 | 4502711570989 |
21 | 21966152501240 |
22 | 107284324830303 |
[1,2,5,17,69,302,1367,6302,29401,138356,655425, 3121439,14930541,71675840,345148893,1666432817, 8064278289,39103576700,189949958333,924163714217, 4502711570989,21966152501240,107284324830303] |