Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 10 |
4 | 35 |
5 | 138 |
6 | 566 |
7 | 2431 |
8 | 10780 |
9 | 49067 |
10 | 228355 |
11 | 1081997 |
12 | 5207905 |
13 | 25403962 |
14 | 125377203 |
15 | 625176432 |
16 | 3145870880 |
17 | 15959346050 |
18 | 81557403529 |
19 | 419547453308 |
20 | 2171222736256 |
21 | 11298086327362 |
22 | 59085844684247 |
23 | 310430932981503 |
24 | 1637929078223208 |
25 | 8676341846872322 |
26 | 46128302460092674 |
27 | 246081020287578117 |
[1,1,3,10,35,138,566,2431,10780,49067,228355, 1081997,5207905,25403962,125377203,625176432, 3145870880,15959346050,81557403529,419547453308, 2171222736256,11298086327362,59085844684247, 310430932981503,1637929078223208,8676341846872322, 46128302460092674,246081020287578117] |