n | a(n) |
---|---|
0 | 3 |
1 | 13 |
2 | 69 |
3 | 449 |
4 | 3248 |
5 | 25205 |
6 | 205022 |
7 | 1723507 |
8 | 14842906 |
9 | 130202808 |
10 | 1158787577 |
11 | 10433891463 |
12 | 94851898540 |
13 | 869200494599 |
14 | 8019346203785 |
15 | 74419210652835 |
16 | 694100859679691 |
17 | 6502464891216879 |
18 | 61154108320430275 |
19 | 577134533044522749 |
20 | 5463531774867094396 |
[3,13,69,449,3248,25205,205022,1723507,14842906, 130202808,1158787577,10433891463,94851898540, 869200494599,8019346203785,74419210652835, 694100859679691,6502464891216879, 61154108320430275,577134533044522749, 5463531774867094396] |