n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 3 |
3 | 15 |
4 | 159 |
5 | 3903 |
6 | 214143 |
7 | 25098495 |
8 | 6110517759 |
9 | 3040867308543 |
10 | 3064498377754623 |
11 | 6220489664197758975 |
12 | 25354161321592779612159 |
13 | 207142125428402158677213183 |
14 | 3388838467537660347660899221503 |
[1,1,3,15,159,3903,214143,25098495,6110517759, 3040867308543,3064498377754623, 6220489664197758975,25354161321592779612159, 207142125428402158677213183, 3388838467537660347660899221503] |