# A012381 (b-file synthesized from sequence entry)
0 2
1 12
2 70
3 -4200
4 -347702
5 8053540
6 8370022414
7 1537444327216
8 -75026900539758
9 -163917764618098628
10 -46635653602838486826
11 19561200248822504710856
12 28903055462807082203920986