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 | 27 |
5 | 47 |
6 | 83 |
7 | 137 |
8 | 235 |
9 | 412 |
10 | 709 |
11 | 1228 |
12 | 2150 |
13 | 3758 |
14 | 6578 |
15 | 11556 |
16 | 20330 |
17 | 35805 |
18 | 63163 |
19 | 111574 |
20 | 197307 |
21 | 349294 |
22 | 618999 |
23 | 1098034 |
24 | 1949511 |
25 | 3464203 |
26 | 6160917 |
27 | 10965304 |
28 | 19530386 |
29 | 34810655 |
30 | 62087577 |
31 | 110808092 |
32 | 197881858 |
33 | 353585148 |
[4,13,20,27,47,83,137,235,412,709,1228,2150,3758, 6578,11556,20330,35805,63163,111574,197307,349294, 618999,1098034,1949511,3464203,6160917,10965304, 19530386,34810655,62087577,110808092,197881858, 353585148] |