# A012937 (b-file synthesized from sequence entry)
0 2
1 -7
2 9
3 -865
4 -12375
5 -848621
6 -34580971
7 -1631142593
8 100600927153
9 62231815768555
10 20774283625070381
11 6639875773736986167
12 2242689817858462241481
13 821491704576305014178467
14 328684614938160876954025861
15 143534888422953578956304571183