# A337590 (b-file synthesized from sequence entry)
0 0
1 1
2 0
3 -3
4 28
5 -215
6 -174
7 90223
8 -3840472
9 103719537
10 429704110
11 -357346077869
12 35100093531900
13 -2005608652057595
14 -24108041118593418
15 27881407632242902515
16 -4876442148527153942384
17 474102062424164433715937
18 12637408141631813073125094
19 -18867461801192524662360616421