n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 1 |
6 | 1 |
7 | 1 |
8 | 1 |
9 | 1 |
10 | 1 |
11 | 10 |
12 | 65 |
13 | 285 |
14 | 1000 |
15 | 3002 |
16 | 8007 |
17 | 19447 |
18 | 43757 |
19 | 92377 |
20 | 184755 |
21 | 3527140 |
22 | 42031760 |
23 | 326057040 |
24 | 1961245375 |
25 | 9812764391 |
26 | 42530831916 |
27 | 164059546366 |
28 | 574224816166 |
29 | 1850302218766 |
30 | 5550936701311 |
31 | 156435448534980 |
32 | 2711548312208295 |
[1,1,1,1,1,1,1,1,1,1,1,10,65,285,1000,3002,8007, 19447,43757,92377,184755,3527140,42031760, 326057040,1961245375,9812764391,42530831916, 164059546366,574224816166,1850302218766, 5550936701311,156435448534980,2711548312208295] |