n | a(n) |
---|---|
0 | 0 |
1 | 3 |
2 | -6 |
3 | 33 |
4 | -288 |
5 | 3240 |
6 | -41328 |
7 | 538776 |
8 | -6772608 |
9 | 108502848 |
10 | -3985200000 |
11 | 160423053120 |
12 | -1094935449600 |
13 | -334098799856640 |
14 | 6171528273039360 |
15 | 2583214608931891200 |
16 | -150276838897808179200 |
17 | -27910708844766496358400 |
18 | 3428432556793417713254400 |
19 | 462153194693572097337753600 |
20 | -107869378361311784037187584000 |
[0,3,-6,33,-288,3240,-41328,538776,-6772608, 108502848,-3985200000,160423053120,-1094935449600, -334098799856640,6171528273039360, 2583214608931891200,-150276838897808179200, -27910708844766496358400, 3428432556793417713254400, 462153194693572097337753600, -107869378361311784037187584000] |