n | a(n) |
---|---|
0 | 3 |
1 | 19 |
2 | 121 |
3 | 773 |
4 | 4947 |
5 | 31691 |
6 | 203129 |
7 | 1302397 |
8 | 8352003 |
9 | 53564899 |
10 | 343552921 |
11 | 2203536533 |
12 | 14133648147 |
13 | 90655141211 |
14 | 581477504729 |
15 | 3729706799437 |
16 | 23923085385603 |
17 | 153447597468979 |
18 | 984245010820921 |
19 | 6313155366422693 |
[3,19,121,773,4947,31691,203129,1302397,8352003, 53564899,343552921,2203536533,14133648147, 90655141211,581477504729,3729706799437, 23923085385603,153447597468979,984245010820921, 6313155366422693] |