Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 5 |
4 | 15 |
5 | 189 |
6 | 945 |
7 | 2125 |
8 | 6375 |
9 | 9261 |
10 | 42550 |
11 | 46305 |
12 | 127650 |
13 | 401625 |
14 | 936100 |
15 | 1191400 |
16 | 2808300 |
17 | 3574200 |
18 | 8041950 |
19 | 19679625 |
20 | 22469750 |
21 | 58378600 |
22 | 58506250 |
23 | 67409250 |
24 | 175135800 |
25 | 175518750 |
26 | 176922900 |
27 | 394055550 |
28 | 494334500 |
[1,3,5,15,189,945,2125,6375,9261,42550,46305, 127650,401625,936100,1191400,2808300,3574200, 8041950,19679625,22469750,58378600,58506250, 67409250,175135800,175518750,176922900,394055550, 494334500] |