Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 4 |
2 | 27 |
3 | 43 |
4 | 118 |
5 | 330 |
6 | 923 |
7 | 2585 |
8 | 7253 |
9 | 20368 |
10 | 57205 |
11 | 160656 |
12 | 451182 |
13 | 1267101 |
14 | 3558565 |
15 | 9994005 |
16 | 28067514 |
17 | 78825751 |
18 | 221376890 |
19 | 621722366 |
20 | 1746066251 |
21 | 4903711869 |
22 | 13771751157 |
23 | 38677054168 |
24 | 108621953977 |
25 | 305057588980 |
26 | 856734105714 |
[4,27,43,118,330,923,2585,7253,20368,57205,160656, 451182,1267101,3558565,9994005,28067514,78825751, 221376890,621722366,1746066251,4903711869, 13771751157,38677054168,108621953977,305057588980, 856734105714] |