n | a(n) |
---|---|
1 | 49 |
2 | 191 |
3 | 758 |
4 | 3089 |
5 | 12503 |
6 | 50912 |
7 | 206715 |
8 | 840931 |
9 | 3417338 |
10 | 13896689 |
11 | 56488843 |
12 | 229680232 |
13 | 933724343 |
14 | 3796257055 |
15 | 15433585490 |
16 | 62747204885 |
17 | 255100769239 |
18 | 1037135769960 |
19 | 4216531992291 |
20 | 17142642411675 |
21 | 69694499491242 |
[49,191,758,3089,12503,50912,206715,840931, 3417338,13896689,56488843,229680232,933724343, 3796257055,15433585490,62747204885,255100769239, 1037135769960,4216531992291,17142642411675, 69694499491242] |