Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 2 |
2 | 7 |
3 | 28 |
4 | 121 |
5 | 523 |
6 | 2261 |
7 | 9775 |
8 | 42261 |
9 | 182711 |
10 | 789933 |
11 | 3415199 |
12 | 14765285 |
13 | 63836295 |
14 | 275990109 |
15 | 1193216815 |
16 | 5158758677 |
17 | 22303399319 |
18 | 96426611981 |
19 | 416891226559 |
20 | 1802389311557 |
21 | 7792457656743 |
22 | 33689944754365 |
23 | 145655251212111 |
[2,7,28,121,523,2261,9775,42261,182711,789933, 3415199,14765285,63836295,275990109,1193216815, 5158758677,22303399319,96426611981,416891226559, 1802389311557,7792457656743,33689944754365, 145655251212111] |