n | a(n) |
---|---|
0 | 3 |
1 | 12 |
2 | 62 |
3 | 342 |
4 | 1922 |
5 | 10902 |
6 | 62282 |
7 | 358062 |
8 | 2070242 |
9 | 12030822 |
10 | 70231802 |
11 | 411625182 |
12 | 2420922962 |
13 | 14281397142 |
14 | 84467679722 |
15 | 500702562702 |
16 | 2973697798082 |
17 | 17689598897862 |
18 | 105374653934042 |
19 | 628433226338622 |
[3,12,62,342,1922,10902,62282,358062,2070242, 12030822,70231802,411625182,2420922962, 14281397142,84467679722,500702562702, 2973697798082,17689598897862,105374653934042, 628433226338622] |