n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 9 |
4 | 15 |
5 | 45 |
6 | 105 |
7 | 315 |
8 | 945 |
9 | 1575 |
10 | 2835 |
11 | 3465 |
12 | 10395 |
13 | 17325 |
14 | 31185 |
15 | 45045 |
16 | 135135 |
17 | 225225 |
18 | 405405 |
19 | 675675 |
20 | 2027025 |
21 | 2297295 |
22 | 3828825 |
23 | 6891885 |
24 | 11486475 |
25 | 34459425 |
26 | 43648605 |
27 | 72747675 |
28 | 130945815 |
29 | 218243025 |
30 | 654729075 |
31 | 1003917915 |
32 | 1527701175 |
[1,3,9,15,45,105,315,945,1575,2835,3465,10395, 17325,31185,45045,135135,225225,405405,675675, 2027025,2297295,3828825,6891885,11486475,34459425, 43648605,72747675,130945815,218243025,654729075, 1003917915,1527701175] |