# A262309 (b-file synthesized from sequence entry)
0 1
1 -1
2 -5
3 11
4 -125
5 1054
6 -209
7 -15625
8 14035
9 -130525
10 1899830
11 -134905
12 -25499225
13 -64447293
14 -133867445
15 6309965146
16 -11762712973
17 -29646853725
18 -160561408097
19 -1495301415045
20 24032249395590
21 -42497223256645
22 -176218120143125
23 271151209742715
24 -6483574667232425