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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | -11 |
| 3 | 301 |
| 4 | -15287 |
| 5 | 1239481 |
| 6 | -146243459 |
| 7 | 23567903269 |
| 8 | -4951201340399 |
| 9 | 1307274054385393 |
| 10 | -420773143716828539 |
| 11 | 160635990248839962781 |
| 12 | -70764171306270411101351 |
| 13 | 34822234810202848704345001 |
[1,1,-11,301,-15287,1239481,-146243459, 23567903269,-4951201340399,1307274054385393, -420773143716828539,160635990248839962781, -70764171306270411101351, 34822234810202848704345001] |