# A084212 (b-file synthesized from sequence entry)
0 1
1 1
2 -5
3 37
4 -310
5 2795
6 -26352
7 256257
8 -2548875
9 25793149
10 -264579518
11 2743935678
12 -28716005918
13 302812817148
14 -3213908529802
15 34301475340630
16 -367873673112308
17 3962187547336323