n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 5 |
3 | 55 |
4 | 945 |
5 | 21961 |
6 | 645013 |
7 | 22948815 |
8 | 959764865 |
9 | 46147888945 |
10 | 2508384505221 |
11 | 152103283527559 |
12 | 10179988876061425 |
13 | 745421842821798585 |
14 | 59279676127816345685 |
15 | 5087948349956406532831 |
16 | 468789320770224531664257 |
[1,1,5,55,945,21961,645013,22948815,959764865, 46147888945,2508384505221,152103283527559, 10179988876061425,745421842821798585, 59279676127816345685,5087948349956406532831, 468789320770224531664257] |