n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 20 |
4 | 225 |
5 | 3789 |
6 | 89341 |
7 | 2821552 |
8 | 115377921 |
9 | 5939637425 |
10 | 375840753541 |
11 | 28641787322796 |
12 | 2583828842108449 |
13 | 271949027324094925 |
14 | 32986652806128680205 |
15 | 4563200871898056653504 |
16 | 713455071424061222336513 |
[1,3,20,225,3789,89341,2821552,115377921, 5939637425,375840753541,28641787322796, 2583828842108449,271949027324094925, 32986652806128680205,4563200871898056653504, 713455071424061222336513] |