# A012163 (b-file synthesized from sequence entry)
0 1
1 -1
2 -3
3 -21
4 185
5 -9641
6 1668021
7 -192801597
8 42064398961
9 -10576096455505
10 3476312353756781
11 -1396500495046819941
12 679259896835809126697
13 -392775363671591649764601