n | a(n) |
---|---|
1 | 6 |
2 | 42 |
3 | 316 |
4 | 2336 |
5 | 17392 |
6 | 130548 |
7 | 1019188 |
8 | 7890336 |
9 | 61161968 |
10 | 475132844 |
11 | 3699945144 |
12 | 28879091744 |
13 | 225894152416 |
14 | 1770414640688 |
15 | 13899856847820 |
16 | 107593063689176 |
17 | 841538380150180 |
18 | 6603291331821456 |
19 | 51928633005911364 |
[6,42,316,2336,17392,130548,1019188,7890336, 61161968,475132844,3699945144,28879091744, 225894152416,1770414640688,13899856847820, 107593063689176,841538380150180,6603291331821456, 51928633005911364] |