Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 3 |
1 | 9 |
2 | 31 |
3 | 106 |
4 | 365 |
5 | 1263 |
6 | 4388 |
7 | 15336 |
8 | 53871 |
9 | 190059 |
10 | 673222 |
11 | 2393291 |
12 | 8535397 |
13 | 30526712 |
14 | 109449848 |
15 | 393272258 |
16 | 1415768769 |
17 | 5105086517 |
18 | 18434398665 |
19 | 66647658995 |
20 | 241210652738 |
21 | 873773659486 |
22 | 3167642169823 |
23 | 11491042716338 |
24 | 41708741708554 |
25 | 151461799255253 |
[3,9,31,106,365,1263,4388,15336,53871,190059, 673222,2393291,8535397,30526712,109449848, 393272258,1415768769,5105086517,18434398665, 66647658995,241210652738,873773659486, 3167642169823,11491042716338,41708741708554, 151461799255253] |