# A012630 (b-file synthesized from sequence entry)
0 2
1 -12
2 478
3 -30072
4 3540762
5 -612942660
6 152039588790
7 -50468748044400
8 21718174357721010
9 -11738352932289531900
10 7790876172172937111310
11 -6228079669260433576829160
12 5903220687917269513392843210