# A012045 (b-file synthesized from sequence entry)
0 1
1 -1
2 13
3 -421
4 25817
5 -2565961
6 375964645
7 -76201822061
8 20411701862065
9 -6981810963526801
10 2968895846823113405
11 -1536132530083569544501
12 950209903347072336087433
13 -692439473656550310042291161