# A013126 (b-file synthesized from sequence entry)
0 1
1 0
2 4
3 -6
4 19
5 -140
6 814
7 -5082
8 43509
9 -400248
10 3812904
11 -42180270
12 520553895
13 -6701464068
14 92507196786
15 -1398195467970
16 22513722221865
17 -380979724310896
18 6839735642061708
19 -130277805146941014