n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 120 |
3 | 2248 |
4 | 47160 |
5 | 1059976 |
6 | 24958200 |
7 | 607693640 |
8 | 15175702200 |
9 | 386555020552 |
10 | 10004252294520 |
11 | 262321706465736 |
12 | 6953918939056440 |
13 | 186059575955360136 |
14 | 5018045415643478520 |
15 | 136276936332343342152 |
16 | 3723442515218861494200 |
17 | 102281105054908404972040 |
[1,8,120,2248,47160,1059976,24958200,607693640, 15175702200,386555020552,10004252294520, 262321706465736,6953918939056440, 186059575955360136,5018045415643478520, 136276936332343342152,3723442515218861494200, 102281105054908404972040] |