n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 4 |
3 | 10 |
4 | 36 |
5 | 202 |
6 | 1828 |
7 | 27338 |
8 | 692004 |
9 | 30251722 |
10 | 2320518947 |
11 | 314039061413 |
12 | 69808185542089 |
13 | 22148021690928529 |
14 | 8756818568093328161 |
15 | 3918553907116206319169 |
16 | 1872922535299778812595329 |
17 | 926165546297497921388714241 |
18 | 465979162430464375966575440385 |
[1,2,4,10,36,202,1828,27338,692004,30251722, 2320518947,314039061413,69808185542089, 22148021690928529,8756818568093328161, 3918553907116206319169,1872922535299778812595329, 926165546297497921388714241, 465979162430464375966575440385] |