n | a(n) |
---|---|
1 | 1 |
2 | -20 |
3 | 7800 |
4 | 530400000 |
5 | 2787453552000000 |
6 | -7066368691421644800000000 |
7 | 3108366378804858902744832000000000000 |
8 | 1291087724942273632600239979303403520000000000000000 |
[1,-20,7800,530400000,2787453552000000, -7066368691421644800000000, 3108366378804858902744832000000000000, 12910877249422736326002399793034035200000000000000\ 00] |