n | a(n) |
---|---|
1 | 7 |
2 | 43 |
3 | 257 |
4 | 1693 |
5 | 10997 |
6 | 74255 |
7 | 492758 |
8 | 3349106 |
9 | 22433886 |
10 | 152643539 |
11 | 1027272805 |
12 | 6985683412 |
13 | 47128486230 |
14 | 320193692690 |
15 | 2163219506254 |
16 | 14685211888947 |
17 | 99300200123859 |
18 | 673693197611946 |
19 | 4558092645337083 |
20 | 30910190288935629 |
[7,43,257,1693,10997,74255,492758,3349106, 22433886,152643539,1027272805,6985683412, 47128486230,320193692690,2163219506254, 14685211888947,99300200123859,673693197611946, 4558092645337083,30910190288935629] |