Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 4 |
3 | 14 |
4 | 54 |
5 | 206 |
6 | 823 |
7 | 3312 |
8 | 13619 |
9 | 56643 |
10 | 238569 |
11 | 1014443 |
12 | 4352038 |
13 | 18809992 |
14 | 81843021 |
15 | 358186642 |
16 | 1575810191 |
17 | 6965004499 |
18 | 30914431131 |
19 | 137736012285 |
20 | 615785575785 |
21 | 2761693248028 |
22 | 12421390811559 |
23 | 56016050571825 |
24 | 253228531426237 |
[1,1,4,14,54,206,823,3312,13619,56643,238569, 1014443,4352038,18809992,81843021,358186642, 1575810191,6965004499,30914431131,137736012285, 615785575785,2761693248028,12421390811559, 56016050571825,253228531426237] |