n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 304 |
3 | 17718 |
4 | 1093760 |
5 | 69690006 |
6 | 4530426640 |
7 | 298634382374 |
8 | 19886739416064 |
9 | 1334658881073894 |
10 | 90125657301992304 |
11 | 6116315760393531094 |
12 | 416791616968522726784 |
13 | 28500344434239455360758 |
14 | 1954614576511349850157392 |
15 | 134392738169746273774331718 |
16 | 9260873342398000417556078592 |
[1,6,304,17718,1093760,69690006,4530426640, 298634382374,19886739416064,1334658881073894, 90125657301992304,6116315760393531094, 416791616968522726784,28500344434239455360758, 1954614576511349850157392, 134392738169746273774331718, 9260873342398000417556078592] |