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 | 15 |
5 | 30 |
6 | 39 |
7 | 78 |
8 | 105 |
9 | 910 |
10 | 7735 |
11 | 18655 |
12 | 98605 |
13 | 214415 |
14 | 265031 |
15 | 283309 |
16 | 313937 |
17 | 373395 |
18 | 432419 |
19 | 440115 |
20 | 441285 |
21 | 497211 |
22 | 573287 |
23 | 658502 |
24 | 1035741 |
25 | 1198806 |
[1,2,6,15,30,39,78,105,910,7735,18655,98605, 214415,265031,283309,313937,373395,432419,440115, 441285,497211,573287,658502,1035741,1198806] |