n | a(n) |
---|---|
0 | 4 |
1 | 11 |
2 | 58 |
3 | 380 |
4 | 2587 |
5 | 17714 |
6 | 121396 |
7 | 832043 |
8 | 5702890 |
9 | 39088172 |
10 | 267914299 |
11 | 1836311906 |
12 | 12586269028 |
13 | 86267571275 |
14 | 591286729882 |
15 | 4052739537884 |
16 | 27777890035291 |
17 | 190392490709138 |
18 | 1304969544928660 |
19 | 8944394323791467 |
[4,11,58,380,2587,17714,121396,832043,5702890, 39088172,267914299,1836311906,12586269028, 86267571275,591286729882,4052739537884, 27777890035291,190392490709138,1304969544928660, 8944394323791467] |