n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | -1 |
3 | 7 |
4 | -24 |
5 | 175 |
6 | -1155 |
7 | 10477 |
8 | -100968 |
9 | 1147901 |
10 | -14251005 |
11 | 197307251 |
12 | -2969362176 |
13 | 48613104059 |
14 | -856679861583 |
15 | 16197513235945 |
16 | -326703748009200 |
17 | 7005133086139705 |
18 | -159063002342367705 |
19 | 3813308579832354079 |
[0,1,-1,7,-24,175,-1155,10477,-100968,1147901, -14251005,197307251,-2969362176,48613104059, -856679861583,16197513235945,-326703748009200, 7005133086139705,-159063002342367705, 3813308579832354079] |