n | a(n) |
---|---|
7 | 1 |
8 | -1640 |
9 | 4035220 |
10 | -8509702520 |
11 | 18843459775162 |
12 | -41041673208656120 |
13 | 89881489830655851460 |
14 | -196480936769813691291560 |
15 | 429769342296322230713871283 |
16 | -939857780045414554730512966640 |
[1,-1640,4035220,-8509702520,18843459775162, -41041673208656120,89881489830655851460, -196480936769813691291560, 429769342296322230713871283, -939857780045414554730512966640] |