Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 252 |
3 | 7337 |
4 | 84575 |
5 | 576080 |
6 | 2795121 |
7 | 10700382 |
8 | 34388362 |
9 | 96606475 |
10 | 243939410 |
11 | 564840991 |
12 | 1217275137 |
13 | 2469392562 |
14 | 4757404575 |
15 | 8765621740 |
16 | 15534503236 |
17 | 26603512517 |
18 | 44196596312 |
19 | 71459197125 |
20 | 112756874195 |
21 | 174046844356 |
22 | 263335062397 |
23 | 391232840362 |
24 | 571628456750 |
25 | 822490729775 |
[0,1,252,7337,84575,576080,2795121,10700382, 34388362,96606475,243939410,564840991,1217275137, 2469392562,4757404575,8765621740,15534503236, 26603512517,44196596312,71459197125,112756874195, 174046844356,263335062397,391232840362, 571628456750,822490729775] |