Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 7 |
3 | 28 |
4 | 122 |
5 | 555 |
6 | 2588 |
7 | 12277 |
8 | 58913 |
9 | 285117 |
10 | 1388522 |
11 | 6794467 |
12 | 33370370 |
13 | 164371665 |
14 | 811518081 |
15 | 4014028257 |
16 | 19884948419 |
17 | 98631030741 |
18 | 489728806588 |
19 | 2433756380645 |
20 | 12103713123846 |
21 | 60232647664468 |
22 | 299900743554687 |
23 | 1493904068893024 |
24 | 7444581364893104 |
25 | 37111414613600947 |
26 | 185056883908261473 |
[1,2,7,28,122,555,2588,12277,58913,285117,1388522, 6794467,33370370,164371665,811518081,4014028257, 19884948419,98631030741,489728806588, 2433756380645,12103713123846,60232647664468, 299900743554687,1493904068893024,7444581364893104, 37111414613600947,185056883908261473] |