Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 4 |
2 | 13 |
3 | 20 |
4 | 41 |
5 | 101 |
6 | 242 |
7 | 578 |
8 | 1385 |
9 | 3368 |
10 | 8216 |
11 | 20014 |
12 | 48885 |
13 | 119555 |
14 | 292427 |
15 | 715827 |
16 | 1753080 |
17 | 4294103 |
18 | 10521578 |
19 | 25786055 |
20 | 63204089 |
21 | 154942532 |
22 | 379879302 |
23 | 931443529 |
24 | 2284029958 |
25 | 5601114152 |
26 | 13736265904 |
27 | 33688529855 |
28 | 82624915345 |
[4,13,20,41,101,242,578,1385,3368,8216,20014, 48885,119555,292427,715827,1753080,4294103, 10521578,25786055,63204089,154942532,379879302, 931443529,2284029958,5601114152,13736265904, 33688529855,82624915345] |