# A308848 (b-file synthesized from sequence entry)
0 1
1 -1
2 -1
3 5
4 7
5 -71
6 -139
7 2071
8 5335
9 -103207
10 -331511
11 7853251
12 30256381
13 -847377805
14 -3808492297
15 123081031165
16 632196102455
17 -23155450005175
18 -133802756269735
19 5477371955388355
20 35167483918412257
21 -1591161899246627297
22 -11237664710770159597
23 556875003328690925825
24 4290500676272573740429