n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 63 |
3 | 812 |
4 | 11655 |
5 | 178794 |
6 | 2869685 |
7 | 47593176 |
8 | 809172936 |
9 | 14028048650 |
10 | 247039158366 |
11 | 4406956913268 |
12 | 79470057050020 |
13 | 1446283758823470 |
14 | 26529603944225670 |
15 | 489989612605050800 |
16 | 9104498753815680600 |
17 | 170073237411754811568 |
18 | 3192081704235788729043 |
[1,6,63,812,11655,178794,2869685,47593176, 809172936,14028048650,247039158366,4406956913268, 79470057050020,1446283758823470,26529603944225670, 489989612605050800,9104498753815680600, 170073237411754811568,3192081704235788729043] |