n | a(n) |
---|---|
1 | 3 |
2 | 51 |
3 | 117 |
4 | 277 |
5 | 3988 |
6 | 13869 |
7 | 54941 |
8 | 427096 |
9 | 1946889 |
10 | 9366796 |
11 | 57663268 |
12 | 295969544 |
13 | 1539763069 |
14 | 8765786966 |
15 | 47008512064 |
16 | 252662845220 |
17 | 1403048644300 |
18 | 7643576472481 |
19 | 41637425213850 |
20 | 229520211886381 |
21 | 1257575861723627 |
[3,51,117,277,3988,13869,54941,427096,1946889, 9366796,57663268,295969544,1539763069,8765786966, 47008512064,252662845220,1403048644300, 7643576472481,41637425213850,229520211886381, 1257575861723627] |