n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 8 |
3 | 100 |
4 | 1432 |
5 | 22570 |
6 | 377320 |
7 | 6578116 |
8 | 118238600 |
9 | 2175619923 |
10 | 40778137032 |
11 | 775828919936 |
12 | 14944103723856 |
13 | 290858342628604 |
14 | 5711285455910096 |
15 | 113005043943326568 |
16 | 2250850657029983808 |
17 | 45095294493866921469 |
18 | 908159403846847306568 |
19 | 18373705506139825769712 |
[0,1,8,100,1432,22570,377320,6578116,118238600, 2175619923,40778137032,775828919936, 14944103723856,290858342628604,5711285455910096, 113005043943326568,2250850657029983808, 45095294493866921469,908159403846847306568, 18373705506139825769712] |