n | a(n) |
---|---|
0 | 1 |
1 | 4 |
2 | 12 |
3 | -128 |
4 | -5232 |
5 | -54848 |
6 | 5325504 |
7 | 403442176 |
8 | 558723328 |
9 | -2994514283520 |
10 | -295655443772416 |
11 | 17110494845845504 |
12 | 9628494110111469568 |
13 | 971219320278689300480 |
14 | -262986198032101769035776 |
[1,4,12,-128,-5232,-54848,5325504,403442176, 558723328,-2994514283520,-295655443772416, 17110494845845504,9628494110111469568, 971219320278689300480,-262986198032101769035776] |