n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | -15 |
3 | 90 |
4 | -660 |
5 | 5310 |
6 | -45765 |
7 | 413640 |
8 | -3864345 |
9 | 37014120 |
10 | -361577790 |
11 | 3588484140 |
12 | -36079979085 |
13 | 366728363460 |
14 | -3762120325140 |
15 | 38901621985290 |
16 | -405039437707575 |
17 | 4242802537386450 |
18 | -44681704461745740 |
19 | 472795814216587140 |
20 | -5024232597805717410 |
21 | 53596341229925979360 |
22 | -573736849659978481665 |
23 | 6161218734911098973490 |
24 | -66355728143871653462745 |
[1,6,-15,90,-660,5310,-45765,413640,-3864345, 37014120,-361577790,3588484140,-36079979085, 366728363460,-3762120325140,38901621985290, -405039437707575,4242802537386450, -44681704461745740,472795814216587140, -5024232597805717410,53596341229925979360, -573736849659978481665,6161218734911098973490, -66355728143871653462745] |