Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 9 |
4 | 15 |
5 | 45 |
6 | 105 |
7 | 315 |
8 | 945 |
9 | 2835 |
10 | 3465 |
11 | 10395 |
12 | 31185 |
13 | 45045 |
14 | 135135 |
15 | 405405 |
16 | 675675 |
17 | 2027025 |
18 | 3828825 |
19 | 11486475 |
20 | 34459425 |
21 | 72747675 |
22 | 218243025 |
23 | 654729075 |
24 | 1527701175 |
25 | 4583103525 |
26 | 11712375675 |
27 | 35137127025 |
28 | 105411381075 |
[1,3,9,15,45,105,315,945,2835,3465,10395,31185, 45045,135135,405405,675675,2027025,3828825, 11486475,34459425,72747675,218243025,654729075, 1527701175,4583103525,11712375675,35137127025, 105411381075] |