# A012438 (b-file synthesized from sequence entry)
0 2
1 -4
2 38
3 -264
4 251082
5 -20187660
6 3240768750
7 -246050691600
8 164895642091410
9 -44832184763361300
10 26301902902677945270
11 -6982668079815620764440
12 6485203397909159496161370