n | a(n) |
---|---|
1 | 0 |
2 | 8 |
3 | 112 |
4 | 1176 |
5 | 10976 |
6 | 96040 |
7 | 806736 |
8 | 6588344 |
9 | 52706752 |
10 | 415065672 |
11 | 3228288560 |
12 | 24857821912 |
13 | 189823367328 |
14 | 1439493868904 |
15 | 10851569165584 |
16 | 81386768741880 |
17 | 607687873272704 |
18 | 4519678557465736 |
19 | 33498794014157808 |
20 | 247518866882388248 |
[0,8,112,1176,10976,96040,806736,6588344,52706752, 415065672,3228288560,24857821912,189823367328, 1439493868904,10851569165584,81386768741880, 607687873272704,4519678557465736, 33498794014157808,247518866882388248] |