n | a(n) |
---|---|
1 | 2 |
2 | 6 |
3 | 57 |
4 | 700 |
5 | 10676 |
6 | 192994 |
7 | 3966581 |
8 | 89157292 |
9 | 2122477292 |
10 | 52308803176 |
11 | 1315354516436 |
12 | 33456562887760 |
13 | 856485703088336 |
14 | 22005434702222368 |
15 | 566526069249475088 |
16 | 14601678389694957760 |
17 | 376583948372941600448 |
[2,6,57,700,10676,192994,3966581,89157292, 2122477292,52308803176,1315354516436, 33456562887760,856485703088336,22005434702222368, 566526069249475088,14601678389694957760, 376583948372941600448] |