n | a(n) |
---|---|
0 | 3 |
1 | 14 |
2 | 90 |
3 | 638 |
4 | 4722 |
5 | 35894 |
6 | 277770 |
7 | 2175278 |
8 | 17167842 |
9 | 136170854 |
10 | 1083507450 |
11 | 8638762718 |
12 | 68963617362 |
13 | 550976517014 |
14 | 4404150026730 |
15 | 35214889666958 |
16 | 281627564601282 |
17 | 2252562753138374 |
18 | 18018213206747610 |
19 | 144134261562183998 |
[3,14,90,638,4722,35894,277770,2175278,17167842, 136170854,1083507450,8638762718,68963617362, 550976517014,4404150026730,35214889666958, 281627564601282,2252562753138374, 18018213206747610,144134261562183998] |