# A328554 (b-file synthesized from sequence entry)
0 1
1 -1
2 -5
3 39
4 -345
5 2961
6 -24866
7 207759
8 -1737670
9 14584625
10 -122937305
11 1040906771
12 -8852158628
13 75598131215
14 -648168748072
15 5577807139921
16 -48163964723088
17 417210529188188
18 -3624610235789053
19 31575290280786530
20 -275758194822813754