Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
1 | 1 |
2 | 2 |
3 | 6 |
4 | 22 |
5 | 86 |
6 | 321 |
7 | 1085 |
8 | 3266 |
9 | 8797 |
10 | 21478 |
11 | 48206 |
12 | 100728 |
13 | 198046 |
14 | 369617 |
15 | 659505 |
16 | 1131656 |
17 | 1876481 |
18 | 3018946 |
19 | 4728382 |
20 | 7230242 |
21 | 10820046 |
22 | 15879769 |
23 | 22896941 |
24 | 32486742 |
25 | 45417389 |
26 | 62639126 |
27 | 85317142 |
28 | 114868756 |
29 | 153005222 |
30 | 201778521 |
[1,2,6,22,86,321,1085,3266,8797,21478,48206, 100728,198046,369617,659505,1131656,1876481, 3018946,4728382,7230242,10820046,15879769, 22896941,32486742,45417389,62639126,85317142, 114868756,153005222,201778521] |